Option B is correct. A location slightly north of 30 degrees North latitude will be driest in March and September.
This is because these months are typically the transitional periods between the wetter and drier seasons in subtropical regions, which are typically found around 30 degrees North and South latitude.
During these transitional periods, the weather patterns are unstable and there is less rainfall.
In contrast, June and July are typically the wettest months in these regions due to the influence of the monsoon season.
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Incomplete dominance- pink rose times pink rose ( RR is a red, R’R’ is white). What is the genotype and phenotype? Also find what the Punnett square would look like.
Incomplete dominance is defined as intermediate inheritance in which an allele for a particular trait is not fully expressed over its paired allele.
What is Incomplete Dominance?Incomplete dominance is defined as a gene interaction in which both alleles of a gene at a locus are partially expressed which results in an intermediate or distinct phenotype. It is also known as partial dominance.
This occurs because neither allele is completely dominant over the other which results in a phenotype that is a combination of both. For example, in rose the red color allele is dominant over the white color allele. However, heterozygous flowers having both alleles are pink in colour.
Genotypic ratio of \(F_2\) generation in monohybrid cross by Mendel which gave uniform ratio of 1:2:1 while, the phenotype ratio has changed from 3:1 to 1:2:1 which is due to the incomplete dominance of the allele R over the allele r.
Thus, Incomplete dominance is defined as intermediate inheritance in which an allele for a particular trait is not fully expressed over its paired allele.
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Select True or False: Using your knowledge of osmosis or osmotic pressure decide if the following statement is true or false: When sprinkled with sugar, a dish of sliced fruit will form its own juice
Answer:
True
Explanation:
Osmosis refers to the movement of water particles from a region of low concentration to a region of high concentration.
When sprinkled with sugar, a dish of sliced fruit will form its own juice. This is because the sprinkled sugar has a higher concentration which explains why water moves out from the fruit with a lower concentration to dilute the sugar which has a higher concentration.
..The reproductive structure of a fungus is (a)
Answer:
sexual reproduction :
asexual reproduction : fungi reproduce asexually by fragmentation ; or producing
fragments of can grow in New
somatic cells i from
Homes can be heated using combustion of different materials.
True
False
Answer:
tge answer would be true
In addition to being food for harpy eagles, how else do sloths help the rainforest?
by spreading the seeds of a variety of fruit trees
by serving as an alarm system when they see predators
by eating only a little fruit at a time so that there is enough for everybody
by killing dangerous spiders
The ultimate objective of the forensic investigation is to obtain evidence that will reveal the _____. There are two factors of -36 such that one factor is 11 less than half of the other factor. Choose all the pairs of these factors.
The correct answer to this open question is the following.
The ultimate objective of the forensic investigation is to obtain evidence that will reveal the identity of the victim.
When we refer to forensic sciences, we need to understand that these activities are aimed at examining the evidence the police find in the scene of a crime. To find the facts of a crime, forensic experts have to use scientific techniques and principles because the results of the investigation have to be objective. The evidence these experts collect is going to be useful for juries in a trial.
Which of these groups has the most organisms?
A. Class
B. Order
C. Phylum
D. Genus
The group that has the most organisms is the phylum that is present in Option C as the In the taxonomic hierarchy, a phylum is a level above a class, and it contains multiple classes.
What is a phylum?A taxonomic hierarchy is a system used to classify and organize living organisms based on their shared characteristics and evolutionary relationships, and the hierarchy is composed of different levels or ranks, and at the top is the domain, which represents the broadest and most inclusive category, while below the domain are the kingdoms, followed by phyla, classes, orders, families, etc. Phyla are one of the broader categories in the hierarchy, and they include groups of organisms with a common ancestor and shared characteristics that distinguish them from other groups, and an examples of phyla include the chordata.
Hence, the group that has the most organisms is the phylum that is present in Option C.
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Explain how buming fossil fuels can lead to a lower ocean pH
Answer:
By letting the fossil die in the sea in let sit for a long time
Explanation:
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Which of these physical structures in animals has a different function than the stem in plants? (2 points)
Group of answer choices
Backbone
Exoskeleton
Skeleton
Fur
Answer:
FUR
Explanation:
Skeleton: provides support for its body
Backbone: provides support for its body
Exoskeleton: provides support to the stem and body
provides support and gives the body of the crab its shape,
So that leaves( Fur ) is your answer.
Fur is the structures in animals has a different function than the stem in plants. The correct option is D.
What are exoskeleton?In comparison to the internal skeleton of a human, an exoskeleton is an external skeleton that endorses and safeguards the body of an animal.
Some of the larger exoskeletons are referred to as "shells" in popular parlance.
The exoskeleton is made up of two layers: a thin outer nutrient layer called the epicuticle and a tough outer inner chitin-protein layer called the procuticle.
The epicuticle of most terrestrial arthropods, such as insects and spiders, contains waxes that aid in reducing evaporative water loss.
Hair and fur are molecularly indistinguishable because they are made of the same keratin.
Thus, the correct option is D.
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hey can someone answer pls?
will mark branliest and follow thanks!
A is correct
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key word different
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I need help with number 1 and 2
if meiosis halves the number of chromosomes in gametes, then how do cells return to normal chromosome number
The haploid gametes generated due to meiosis return back to their normal chromosome number after fertilization where a haploid male and a haploid female gamete fuse in order to produce the zygote that has the normal chromosome number.
Meiosis is the type of cell division where the parent cell divides to synthesized 4 daughter cells. This happens in two parts: meiosis I and meiosis II. The daughter cells produced have half the number of chromosomes than that of parent cell and therefore it is called reductional division.
Chromosome is the most compact form of genetic material that comprises of DNA and the histone proteins. Each chromosome consists of two sister chromatids.
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3. Bones absorb vitamin (1 point)
ОА.
ОВ.
OC.
OD
Answer:
D
Explanation:
Vitamin D plays an important role in protecting your bones, both by helping your body absorb calcium and by supporting muscles needed to avoid falls. Children need vitamin D to build strong bones, and adults need it to keep their bones strong and healthy.
Willa tests her model by placing the large clay ball, a single marble, and a single ball bearing one at at time on the plastic. Which object creates the deepest well? How can these observations be applied to solar system objects? Explain.
Answer:
The marble
Explanation:
That the smaller the object is the stronger it falls the more damage it makes or the deeper it falls
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Why do the cells in all living things need energy?
Responses
Answer:
All living cells need energy to carry out their basic functions, such as growth, reproduction, and maintenance. This energy is necessary for cells to maintain their structural integrity, to synthesize new molecules, and to perform the many other processes that are essential for life. Without a constant supply of energy, cells would not be able to carry out these functions and would quickly die.
what is one way ph might affect kelp
Answer:
pH might affect kelp by reducing it rate
In numbers 34-36 label each red blood cell as being in a: A. isotonic, B. hypertonic, or C. hypertonic
Answer:
if you got fever you drink tonic not isotonic
Collect information about the kind of waste produced in your house daily and how it is disposed off
Answer:
The different classes of waste produced in a house can be classified as follow: organic waste, liquid waste, solid waste and recyclable waste
Explanation:
In family homes, it is important to understand which are the types of waste in order to know how to dispose of them properly in an environmentally friendly way. First, liquid waste from the bathroom and kitchen is usually directed to the main sewer line or eliminated by septic tanks that serve as sewage collectors. Second, organic and recyclable waste is biodegradable, thereby this type of waste is usually disposed of in incinerators or landfills. Third, solid non-hazardous waste can be eliminated by compressing with mechanical systems and covered with earth to be finally compacted.
Use this space to map your dystrophin analogy. Make sure to include sarcolemma (cell membrane),
dystrophin, myofibril, and the relationship between structure and function
Please help answer this question
Abstract
The dystrophin complex stabilizes the plasma membrane of striated muscle cells. Loss of function mutations in the genes encoding dystrophin, or the associated proteins, triggers instability of the plasma membrane and myofiber loss. Mutations in dystrophin have been extensively cataloged providing remarkable structure-function correlation between predicted protein structure and clinical outcomes. These data have highlighted dystrophin regions necessary for in vivo function and fueled the design of viral vectors and now, exon skipping approaches for use in dystrophin restoration therapies. However, dystrophin restoration is likely more complex, owing to the role of the dystrophin complex as a broad cytoskeletal integrator. This review will focus on dystrophin restoration, with emphasis on the regions of dystrophin essential for interacting with its associated proteins and discuss the structural implications of these approaches.
Keywords: muscular dystrophy, dystrophin, spectrin repeat, exon skipping, sarcoglycan, sarcolemma
Go to:
INTRODUCTION
Muscular dystrophy is a collection of inherited diseases characterized by skeletal muscle weakness and degeneration. Muscular dystrophies are progressive disorders because over time healthy muscle fibers are lost and replaced by fibrosis and fat, making muscle tissues less able to generate force for everyday activity. As muscle wasting ensues, patients experience weakness, although muscle groups may be targeted differently in specific forms of muscular dystrophy. Respiratory failure, resulting from the weakening of breathing muscles, may limit lifespan in muscular dystrophy unless mechanical support is instituted. In some forms of muscular dystrophy, the heart is also affected resulting in cardiac complications including heart failure and irregular heart rhythms.
Duchenne muscular dystrophy (DMD) is one of the most common forms of muscular dystrophy. DMD is caused by recessive mutations in the dystrophin gene on X chromosome, affecting 1 in 3,500 to 5,000 newborn males worldwide (82). Boys with DMD show signs of muscle weakness early in childhood, typically between 2 and 7 years of age, and often lose ambulation around the time of puberty. DMD boys may have delayed development of motor skills such as sitting, walking and talking. Becker muscular dystrophy (BMD) is also caused by mutations in the DMD gene that encodes dystrophin. Individuals with BMD share similar signs and symptoms with DMD boys but with later onset and more varied time course. Like DMD, the heart can be affected in BMD.
The dystrophin gene is the largest known human gene, containing 79 exons and spanning > 2,200 kb, roughly 0.1% of the whole genome (96). The most common mutation responsible for DMD and BMD is a deletion spanning one or multiple exons. Such deletions account for 60–70% of all DMD cases and 80~85% BMD cases (58, 147). Point mutations are responsible for around 26% of DMD cases and 13% BMD cases. Exonic duplications account for 10 to 15% of all DMD cases and 5% to 10% BMD cases. Subexonic insertions, deletions, splice mutations and missense mutations account for the rest of the cases. DMD is associated with mutations that disrupt the protein’s reading frame causing premature stop codons. These mutated transcripts are susceptible to nonsense mediate decay, and the carboxy-terminal truncated protein products are also unstable and subject to degradation, leaving little or no protein produced in cells. In contrast, BMD patients usually have in-frame deletions that maintain the correct reading frame. Furthermore, nonsense mutations have been associated with both BMD and DMD. However, nonsense mutations associated with BMD are more prone to induce exon skipping than those found in DMD (59). The resulting protein products in BMD are internally truncated and expressed at lower levels than normal muscle. However, these internally truncated proteins are expressed at higher levels than in DMD and remain partially functional. Within one BMD affected family, three males carrying the same nonsense mutation in exon 29 displayed phenotypes from severe, mild to asymptomatic. This nonsense mutation is located in an exon recognition sequence in exon 29 and induces partial skipping of exon 29, producing an internally truncated dystrophin. A considerable amount s
Dystrophin is a complex structure that acts as an anchor, which connects the muscle cell cytoskeleton to the lattice of the protein and other extracellular matrix molecules.
What is dystrophin?It acts as a subsarcolemmal rod-shaped protein having a function to stabilize the sarcolemma, by connecting the extracellular matrix to the actin cytoskeleton through the dystrophin-associated glycoprotein complex.
This connection through the dystrophin-associated glycoprotein complex for sarcolemma maintains muscle cells from contraction-induced damage.
Dystrophin myofibril is a protein complex located between the sarcolemma and the outermost layer of myofilaments in the muscle fiber (myofiber). This is located at the muscle sarcolemma.
Therefore, dystrophin is a complex structure that connects the muscle cell cytoskeleton to the extracellular matrix.
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What causes wind formation?
A: the constant density of air
B: the temperature differences in the hemispheres
C: the turning of circulating air vents
D: the movement of the earth on its axis
Answer:
its either "the turning of circulating air currents" or "A"
SORRY ITS BETWEEN THESE 2
Explanation:
Wind forms when the sun heats one part of the atmosphere differently than another part. This causes expansion of warmer air, making less pressure where it is warm than where it is cooler. Air always moves from high pressure to lower pressure, and this movement of air is wind.
Wind formation is the result of the temperature differences in the hemispheres. The correct option is B.
Temperature differences occur because of the unequal heating of the Earth's surface by the Sun.
Because of this, warm air rises from low-pressure regions where the surface is heated more intensively, while cooler air descends into high-pressure regions where the surface is relatively cooler.
We experience wind as a pressure gradient caused by air moving from areas of high pressure to areas of low pressure.
Option D mentioned how the Earth rotates on its axis influences wind production.
The moving air is deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere due to the Coriolis effect, which is brought on by the Earth's rotation.
Thus, the correct option is B.
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which statement best describes how genes are able to produce a organism's traits?
Answer: Genes come in pairs which are passed down by the parents'. Both parents pass on one copy of their genes to create a gene for the child; this will later create a trait.
Fermentation is a chemical reaction that occurs in the
Choose...
. Because it is
Choose...
, fermentation
Choose...
oxygen. Compared to cellular respiration, lactic acid fermentation generates
Choose...
ATP and is less efficient.
Answer:
Fermentation is a chemical reaction that occurs in the
cytoplasm .
Because it is
aerobic
, fermentation
does not require
oxygen. Compared to cellular respiration, lactic acid fermentation generates
much less
ATP and is less efficient.
Explanation:
Fermentation can be defined as a chemical reaction that typically occurs or takes place in the cytoplasm of both prokaryotic and eukaryotic living cells.
An anaerobic reaction refers to a biological and chemical reaction that doesn't require oxygen such as glycolysis and fermentation.
Hence, because fermentation is anaerobic; it does not require the use of oxygen.Compared to cellular respiration, lactic acid fermentation generates much less adenosine triphosphate (ATP) and is less efficient.During cellular respiration, more high-energy intermediates are generated that can be oxidized to make adenosine triphosphate (ATP) than are generated through lactic acid fermentation.
Generally, lactic acid fermentation is less efficient and it produces much less adenosine triphosphate (ATP) when compared with cellular respiration.
In conclusion, the most appropriate and correct word/phrase to fill in the blanks are:
1. Cytoplasm.
2. Anaerobic.
3. Does not require.
4. Much less.
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I need help with this
Answer:
B. AnimalsExplanation:
The greatest amount of diversity is found in insects, which falls under the category of animals.
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Traits acquired during an organisms lifetime can be passed down to its offspring true or false
Answer:
False
Explanation:
An acquired trait is the character developed in an individual as a result of environmental influence. These traits are not coded by the DNA of a living organism and therefore cannot be passed on to future generations.
Why are many animal species in danger of extinction from climate change?
A. Competition with invasive species .
B. All of these.
C. Habitat destruction.
D. Inability to migrate to new habitats.
Answer:
B. All of these.
What are the adverse effects of climate change on animals?
Too many to count and many we still don’t understand.
The ranges in which certain species that produce shells may live are changing as a result of ocean acidification.Wildfires are more frequent, which causes ecosystems to shift toward fire-tolerant plants, which in turn sustain a variety of creatures.Early-year melting of mountain snow and glaciers disrupts the hydrology of the rivers and streams they feed. The creatures that depend on this water must alter their behavior to make up for it.In certain areas, precipitation is becoming more irregular, with intense downpours and flooding followed by scorching heat that dries the soil. This is especially problematic for amphibians, insects, and other readily desiccating creatures.Thank you,
Eddie
The tryptophan operon is a repressible operon that is
The trp operon, for instance, is a repressible operon with five structural genes. E. coli does not need to synthesis tryptophan if it is already present in the environment; the trp operon is turned off. However, the switch governing the operon is activated when tryptophan availability is low.
In E. coli, the trp operon controls the expression of genes that code for the enzymes needed to synthesise the amino acid tryptophan. A repressible operon is the trp operon. The trp repressor protein suppresses trp when tryptophan is not present in the environment. Rna polymerase can thus attach to the start. to start transcribed transcription.Your inherited genes affect many traits, including the colour of your skin and hair. Emma's mother, who may have two genes—one for brown hair and one for red haircould have given her the red hair gene. If her father possesses two genes for the hue, she might get red hair.Your genes carry instructions that control the development and operation of your cells. the starting point Your genes carry instructions that control the development and operation of your cells. Cells serve as the body's building blocks. Your body is made up of billions of cells that work together to produce each part. The structures that keep genes in place are called chromosomes.
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As the medical examiner performs an autopsy on a body found in a nearby forest, she collects sand from between the victim's toes
that is identical to sand from a beach located 20 miles from the scene. What is the most important reason that this is relevant to
the case?
A)
It suggests that the victim may have drowned.
B)
It suggests that the victim may have taken a recent vacation.
0
It suggests that the crime may have occurred at another site.
D
It suggests that the suspect may have been to the beach recently.
Answer:
It suggests that the crime may have occurred at another site.
What does natural selection act on?
Explique de qué manera la deriva continental ha influido en la distribución de especies vegetales y animales en el mundo.
Answer:
la deriva continental ha notablemente influido en la distribución actual de las especies. Este fenómeno se puede observar en grupos de organismos similares que se encuentran en diferentes continentes, lo cual concuerda con la idea de que la separación entre dichos continentes se produjo más tardíamente en el tiempo
Explanation:
La teoría de la deriva continental plantea que durante el final del Paleozoico y el principio del Mesozoico (hace aproximadamente hace 225 millones de años) las masas continentales actuales se encontraban unidas formando una gran masa de tierra o supercontinente conocido como 'Pangea'. Esta teoría se basa en evidencia de diversa fuentes incluyendo pruebas geográficas (coincidencias en las costas de algunos continentes), paleontológicas (mismos fósiles en diferentes continentes), geológicas y tectónicas (por ej., la presencia de cadenas montañosas que se separaron hace millones de años), y paleoclimáticas (evidencia de climas similares durante el pasado en continentes diferentes). La deriva contiental afectó la distribución actual de especies de plantas y animales. Por ejemplo, la fauna en Europa es semejante a la observada en Norteamérica porque estos continentes se separaron más tardíamente en el tiempo que otros contientes/masas de tierra del hemisferio sur, y dichas semejanzas se encuentran reflejadas en organismos evolutivamente más relacionados (menor tiempo de divergencia evolutiva).
Which of the following is not an example of green infrastructure?
OUrban tree canopy
O Permeable pavement
Rainwater harvesting
Streets and parking lots
Answer:
Streets and parking lots
Explanation:
The example that is not an example of green infrastructure from the given options is Streets and parking lots.Green infrastructure refers to the network of natural and semi-natural features, green spaces, and ecological systems in cities and towns. It is an approach to managing stormwater runoff that emphasizes infiltration and the use of natural systems to filter pollutants from water.Green infrastructure helps to manage stormwater, improve air quality, and create healthier urban environments. It includes practices such as urban tree canopy, permeable pavement, and rainwater harvesting. Streets and parking lots, on the other hand, are not examples of green infrastructure.