if an organism is successful in a particular environment, choose... reproduction is choose... . however, if an environment changes, some offspring of choose... reproduction may have a better chance of survival and reproductive success than others in a population because of choose... .
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If an organism is successful in a particular environment, the key factor that determines its success is its ability to reproduce. Organisms that are better adapted to the environment in which they live are more likely to survive and reproduce, passing on their advantageous traits to their offspring.
However, if the environment changes, some offspring of sexual reproduction may have a better chance of survival and reproductive success than others in a population because of genetic diversity.
Sexual reproduction creates offspring with genetic variations, which can be beneficial in an environment that has changed. Genetic diversity increases the likelihood that some individuals in a population will possess advantageous traits that allow them to survive and reproduce in the new environment.
Over time, these individuals will pass on their advantageous traits to their offspring, increasing the overall fitness of the population. Therefore, genetic diversity resulting from sexual reproduction is essential for the adaptation and evolution of a species in response to changing environments.
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Related Questions
what is zoospores?
good afternoon
Answers
Answer:
a spore of certain algae ,Fungi and protozons capable of swimming by means of flagellum
a spore of certain algae, fungi, and protozoans, capable of swimming by means of a flagellum.
sorry if wrong
I will give branliest and 15 points
4. Find out mismatched pair.
I) Lavoisier - Oxygen
2) Joseph Black - Hydrogen
3) Priestley - Belljar
Answers
Answer:
........................
A Mutation in a particular bacterial gene prevents the formation of a hairpin loop. This is most likely to affect which part of transcription?
A) This mutation will not affect any aspect of transcription in bacteria. B) This mutation will affect initiation, elongation, and termination.
C) This mutation will affect elongation.
D) This mutation will affect termination.
E) This mutation will affect initiation.
Answers
The correct option is D) This mutation will affect termination part of transcription.
In bacteria, transcription termination is often mediated by the formation of a hairpin loop in the RNA transcript, followed by a string of uracil nucleotides that destabilizes the RNA-DNA hybrid and causes RNA polymerase to dissociate from the DNA template. Therefore, a mutation that prevents the formation of a hairpin loop is likely to affect transcription termination. The mutation is not likely to affect initiation or elongation, as these processes occur before termination.
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How do cyanobacteria photosynthesize?
Answers
Answer:
hope it helps...
Explanation:
In general, photosynthesis in cyanobacteria uses water as an electron donor and produces oxygen as a byproduct, though some may also use hydrogen sulfide a process which occurs among other photosynthetic bacteria such as the purple sulfur bacteria. Carbon dioxide is reduced to form carbohydrates via the Calvin cycle.
Categorize each description with the integumentary gland to which it refers. Some labels may be used more than once. - Secretion is influenced by hormones. - Ducts open into hair follicles.- Ducts open directly on surface of skin.- Secretes sweat- Secretes sebum - Functions in temperature regulation Eccrine Apocrine Sebaceous_______ __________ ___________
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The major organ of the body that physically separates the internal environment it protects and maintains from the exterior environment is the integumentary system. The epidermis, dermis, hypodermis, related glands, hair, and nails are all a part of the integumentary system.
Hormones are released into the bloodstream by endocrine glands. The endocrine hormones play a role in the regulation of mood, development, metabolism, and reproduction.
Apocrine glands enter the hair follicle and exit at the skin's surface.
The majority of the body is covered in Eccrine sweat glands, which open directly onto the skin's surface.
By evaporative heat loss, Eccrine sweat glands regulate body temperature. The body's internal temperature rises, causing sweat glands to leak water onto the skin's surface. At puberty, sex hormones stimulate the Apocrine sweat glands, which then begin to work.
Sebum is an assortment of complex oils, including triglycerides, esters, and cholesterol, that are produced and secreted by sebaceous glands as part of their regular activity.
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does a community contain diffrent populations?
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Answer:
yes it does
Explanation:
the definition on "community" is a group that contains multiple populations
Answer:
In ecology, a number of species populations in an ecosystem form a community. So community is a larger unit compared to population; community encompasses all living organisms of an ecosystem, hence often termed as biotic communityExplanation:
mark as brainliastA fertilized egg undergoes several stages before it is successfully implanted. The
diagram below shows these stages as the fertilized egg travels through the female
PLEASE HELP
human reproductive system in which structure of the female human reproductive system
is the blastocyst (fertilized egg) implanted during normal human development?
Answers
Answer:
it is implanted in the tissue of uterus.
Explanation:
the egg cell is usually fertilized in the oviduct and then sweeped out or moved out of the oviduct by cilia or peristaltic movements in the oviduct to the uterus. when it is moved to the uterus it is imolanted in the tissues there. give me a brainliest if i helped!♡
Plants are different from animals because
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Answer:
Plants and animals share many characteristics, but they are different in some respects. Animals usually move around and find their own food, while plants are usually immobile and create their food via photosynthesis. ... Animal cells absorb nutrients from food, while plant cells use plastids to create energy from sunlight.
Explanation:
As the energy in a longitudinal wave increase, how does frequency change? how does the wavelength change?
Answers
Frequency and wavelength have an opposite relationship. Wavelength decreases as frequency rises in a wave.
What changes in wavelength occur as frequency and energy rise?
Frequency is the sum of all full wavelengths in a given amount of time (f). The frequency and energy (E) of a wavelength drop as it grows in size. You may conclude from these equations that the wavelength shortens with increasing frequency. The wavelength lengthens with decreasing frequency.
How does an increase in frequency affect the wave's energy?
To summarize, energy is carried by waves. Their frequency and amplitude both affect how much energy they transport. The amount of energy increases with frequency and amplitude, respectively.
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Why are fuel cells better for the environment than fossil
fuels?
Answers
Answer:
option a
Explanation:
because When hydrogen is used to power a fuel cell, the only byproducts are water and heat—no pollutants or greenhouse gases are produced.
The main dietary factor associated with elevated blood cholesterol is?
Answers
The main dietary factor associated with elevated blood cholesterol is saturated fat.
What about saturated fat?Because they increase the amount of LDL cholesterol in our blood, saturated fats, sometimes known as "bad fats," increase the risk of cardiovascular disorders (including heart disease and stroke). Cholesterol that is circulated in the blood. The majority of this cholesterol is produced by the body, however some is also absorbed from the meals you eat. Even if they include fat, foods derived from plants never contain cholesterol.Only foods from animals do. Low density lipoproteins are able to transport cholesterol. Dietary fat, particularly saturated and trans fats, may increase LDL and total cholesterol levels in the blood. Blood cholesterol levels may be lowered by substituting polyunsaturated and monounsaturated fats, particularly olive and canola oil, for some saturated fats.When we consume too much saturated fat, the receptors stop functioning as effectively, and blood cholesterol levels rise.Learn more about saturated fat here:
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In corn, seeds may be starchy (S) or sweet (s). Cross two heterozygous starchy corn plants. Using a Punnett’s square, give the phenotypic ratio then state the proportion of offspring that would be expected to be sweet?
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if we cross Ss with Ss on the punnet square we will get the gametes S and s for both parents
on top left we have SS since we combine the alleles S and S
on top right we have Ss since we combine the alleles S and s
on bottom left we have Ss since we combine the alleles S and s
on bottom right we have ss since we combine the alleles s and s
The phenotypic ratio starchy:sweet is 3:1
1:3 of the offspring will be sweet
25-hydroxycholesterol protects host against zika virus infection and its associated microcephaly in a mouse model
Answers
The study demonstrates that 25-hydroxycholesterol, a cholesterol metabolite, provides protection against Zika virus infection and the associated microcephaly in a mouse model. This finding highlights the potential of 25-hydroxycholesterol as a therapeutic agent for combating Zika virus infection and its related complications.
The research conducted on a mouse model suggests that 25-hydroxycholesterol plays a crucial role in protecting the host against Zika virus infection and its detrimental effects, such as microcephaly. Microcephaly is a birth defect characterized by smaller-than-normal head size and incomplete brain development. In this study, the administration of 25-hydroxycholesterol was found to reduce viral replication and inhibit the Zika virus from crossing the placental barrier, thereby mitigating the risk of fetal brain abnormalities.
The mechanism underlying the protective effects of 25-hydroxycholesterol involves the activation of innate immune responses and the modulation of cellular lipid metabolism. 25-hydroxycholesterol stimulates the production of antiviral cytokines and enhances the antiviral activity of immune cells, promoting the clearance of Zika virus. Additionally, it influences lipid metabolism, which is critical for viral replication, and disrupts the lipid environment required for Zika virus replication.
These findings contribute to our understanding of the host-pathogen interactions during Zika virus infection and suggest that 25-hydroxycholesterol could serve as a potential therapeutic agent for preventing or treating Zika virus infection and its associated complications. Further research is needed to validate these findings in human studies and explore the feasibility of utilizing 25-hydroxycholesterol as a therapeutic intervention in clinical settings.
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Can someone help me?
Answers
Answer:
a
Explanation:
6Both plant and animal cells have a cell wall.
A.
True
B.
False
Help please thank you
Answers
Answer:
False the answer is actually false
So the correct answer is B. False
Which term describes the relationship in which one organism lives inside the other one. Check ih correct answer
Answers
Answer:
The term that describes the relationship in which one organism lives inside the other one is endosymbiosis.
Explanation:
PLEASE HELP! WILL GIVE BRAINLIEST! Are traits controlled by dominant alleles more common than traits controlled by recessive alleles? Please explain
Answers
Answer:
depends on F1 and F2
Explanation
Dominant traits
Dominant trait is a characteristic that clearly expresses, overwhelms other traits of the same type in a heterozygous genetic combination; is shown mainly in the F1 generation.
Diving traits
Recessive trait is a trait that cannot be expressed because it is overwhelmed by other traits of the same type (with a pair of symmetrical alleles) in a heterozygous genetic combination; recessive has not been shown in F1, but only occurs in F2 generation.
What do we call molecules that are only
made of hydrogen and carbon?
Answers
Answer:
Hydrocarbons
Hydrocarbons are organic molecules consisting entirely of carbon and hydrogen.
Unused energy in food is stored as what in our bodies?
A- Carbohydrates
B- Muscle
C- Fat
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Answer:
Fat also known as glycogen
photosynthesis uses the energy of sunlight to convert water and carbon dioxide into oxygen and high energy ---------------------------------
Answers
Answer:
hope this will help you
Explanation:
sunlight, water and carbon dioxide helps to produce energy storing carbohydrates.The energy from sunlight drives the reaction of carbon dioxide and water molecules to produce sugar and oxygen, as seen in the chemical equation for photosynthesis.
carbon dioxide + water➡️sugar + oxygen
6co2 + 6 h2o➡️c6h12o6 +6o2
This assignment should be completed before entering lab. This assignment is beginning of the lab session. Use BioFlix Tutorial for Chapter 8 to complete th 1、 The graph presents thre activation energy profiles for a chemical reaction (the hydrolysis of sucrose): an uncatalyzed reaction, and the same reaction catalyzed by two different enzymes Activation Energy Uncatalyzed Enzyme A Enzyme 8 Reaction Progress Rank these by reaction rate, as measured by the rate of product formation per unit time, from lowest reaction rate to highest reaction rate. a. Reaction catalyzed with enzyme A, b. Reaction catalyzed with enzyme B, c. Uncatalyzed reaction Enzyme #1 (lowest reaction rate): #2: Speeifie- Active site Denatured- Catalyst Cemplex- #3 (highest reaction rate): 2. Fill in the blank using the word bank provided. a. An enzyme is Denahaxed when it loses its native conformation and its biological b. An enzyme is considered a c. An enzyme is considered Secse because of its ability to recognize the shape of d. When properly aligned, the enzyme and substrate form an enzyme-substrate (ES) e. A substrate binds to an enzyme at the Ache sik where the reaction occurs. f. In a catalyzed reaction a reactant is often called a Sunshnte activity without being used up. a particular molecule. because it speeds up chemical reactions 35
Answers
The correct order of reaction rate from lowest to highest is Uncatalyzed reaction, Reaction catalyzed with enzyme A, Reaction catalyzed with enzyme B.
1. The graph presents three activation energy profiles for a chemical reaction (the hydrolysis of sucrose):
an uncatalyzed reaction, and the same reaction catalyzed by two different enzymes. Rank these by reaction rate, as measured by the rate of product formation per unit time, from lowest reaction rate to the highest reaction rate.a. Uncatalyzed reaction
b. Reaction catalyzed with enzyme A
c. Reaction catalyzed with enzyme B
The correct order of reaction rate from lowest to highest is: Uncatalyzed reaction, Reaction catalyzed with enzyme A, Reaction catalyzed with enzyme B.
2.
a. An enzyme is Denatured when it loses its native conformation and its biological activity.
b. An enzyme is considered a Catalyst because of its ability to recognize the shape of a particular molecule.
c. An enzyme is considered Specific because of its ability to recognize the shape of a particular molecule.
d. When properly aligned, the enzyme and substrate form an enzyme-substrate (ES) complex.
e. A substrate binds to an enzyme at the Active site where the reaction occurs.
f. In a catalyzed reaction, a reactant is often called a Substrate because it speeds up chemical reactions without being used up.
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with a straigh leg rasing test, the np is evaluating tension on which of the follwoing nerve roots quizlet
Answers
A straight leg-raising test (SLR test) is an assessment used by healthcare professionals to evaluate tension on the sciatic nerve. The sciatic nerve is the largest and longest nerve in the body and runs from the lower back, through the buttock, down the back of the leg, and into the foot.
The SLR test is used to uncover evidence of nerve compression or irritation to the sciatic nerve as a possible cause of radiculopathy, which is a type of nerve pain or dysfunction that can occur in the lower back and legs.
To perform an SLR test, the patient is typically in a supine lying-down position, and the examiner will flex the hip at a 90-degree angle. The examiner will then passively raise the patient’s lower extremity until the straight leg is parallel to the bed.
Pain or discomfort is often felt, and any increased pain may indicate nerve tension, and therefore evidence of nerve root compression. If the straight leg-raising test is positive, additional tests may be used to corroborate the finding, such as imaging scans or an electromyography test.
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Correct question is:
with a straigh leg rasing test, the np is evaluating tension on what are the follwoing nerve roots?
List and describe three methods of point pollution control.
1.
2.
3.
Answers
Answer:
use of public transport
Explanation:
to avoid traffic and too many cars on the road
Three methods of point pollution control are
1. To use less toxic or non-toxic chemicals
2. To use public transport and avoid personal vehicle
3. Say no to plastic bags
What is Water Pollution?Water Pollution is the contamination of the water bodies by human activities causing water unusable for drinking, cooking, etc. It contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and making toxic to humans or the environment.
Types of Water Pollution
1. Groundwater pollution
2. Surface water Pollution
3. Ocean water pollution
4. Point source pollution
5. Non-point source
It is mainly caused by
1. Industrial waste
2. Oils leak and spills
3. Global warming
4. Agriculture
It can be controlled by not using chemical fertilizers in the agricultural field, use the minimum amount of detergents or bleach near water bodies.
So, there are three methods of point pollution control are
1. To use less toxic or non-toxic chemicals
2. To use public transport and avoid personal vehicle
3. Say no to plastic bags
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Why is fermentation unreliable in terms of the production of energy?
Answers
Answer:
fermentation is the process of turning yeast to alcohol
Explanation:
In the Arizona desert, a fossilised specimen of this native trees was discovered. This species is no longer alive. Explain the current environment and how it differs from the one the tree lived in.
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Please Help Me Out
Answers
The Arizona desert is a hot and arid region, characterized by low annual rainfall, high temperatures, and sparse vegetation. It is home to a variety of plant and animal species that are specially adapted to survive in these harsh conditions. The desert is also known for its geological formations, including canyons, mesas, and sand dunes.
Over the course of geological time, the climate and environment of the Arizona desert have changed significantly. For example, during the Pleistocene epoch (2.6 million to 11,700 years ago), the region was much cooler and wetter than it is today. This allowed for the growth of vegetation that is not present in the modern desert, including grasslands, savannas, and even forests in some areas.
It is possible that the fossilized tree specimen discovered in the Arizona desert lived during a period when the climate and environment were different from what they are today. By studying the tree's morphology and anatomy, scientists may be able to infer information about the environmental conditions that existed when the tree was alive. For example, the presence of growth rings or other indicators of growth rate can provide clues about the amount of rainfall and temperature fluctuations that the tree experienced during its lifetime. By comparing this information to current climate data, scientists can gain insights into how the environment of the region has changed over time.
Hope this helps, have a good day.
PLEASE HELP
This lizard species is one of the few social lizards that have family groups and will defend their babies and territory against members of another group.
Answers
Answer:
Tutara
Explanation:
The social structure of tuatara is similar to that of iguanian lizards (iguanas, anoles, agamas, chameleons, and others) in that territorial defense and courtship behaviours are established through body display and colour changes. They also are defensive of their eggs, along with being defensive.
The Grand Canyon is 446 km long, up to 29 km wide, and 1.6 km deep. The walls of the Grand Canyon are composed of nearly 40 different rock layers that represent about 1 billion years of Earth’s history. The rocks at the bottom of the canyon are metamorphic rocks formed 1.75 billion years ago. New sediments were deposited on top of those rocks, and mountain-building events around 755 million years ago tilted and lifted the new rocks. The total sandstone, shale, and limestone layers were deposited between 1,000 and 250 million years ago to form a rock sequence up to 1,525 m thick. WRITE YOUR ANSWER ON THE LINE.......IDENTIFY two geologic processes occurring in the Grand Canyon today that also contributed to the formation of the rocks that make up the Grand Canyon’s walls.
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Answer:Geologists call the process of canyon formation downcutting. Downcutting occurs as a river carves out a canyon or valley, cutting down into the earth and eroding away rock.
Down cutting happens during flooding. When large amounts of water are moved through a river channel, large rocks and boulders are carried too. These rocks act like chisels, chipping off pieces of the riverbed as they bounce along.
Explanation:
Stavanger, Norway has a warmer climate than the rest of Norway . What would cause this?
a.stavanger is the southernmost city .
b. the gulf stream carries warm water to the stavanger area .
c.the artic current carries cold water toward norway
d.there is no sea ice in the region to create the cold , deep ocean currents
Answers
Answer:
Stavanger is warmer than the rest of Norway because the Gulf Stream carries warm water to the Stavanger area.
Explanation:
A is not correct because there are cities in Norway that are located further south than Stavanger.
B is correct because the location of Stavanger is right where the Gulf Stream influences the Norwegian coastline the most, bringing in warm water, thus warmer weather conditions as well.
C is not correct because if that was the case Stavanger would have been significantly colder.
D is not correct because the lack of sea ice is due to the Gulf Stream.
You get 20 points
Plss help me it’s urgent
Answers
Answer: Somatic stem cells are capable of self-renewal, not differentiation
Embryonic stem cells are capable of self-renewal and differentiation
Amniotic fluid stem cells are capable of self-renewal and limited differentiation
Explanation:
The letter of the DNA based that pair with the following DNA strand
Answers
Explanation:
The four nitrogenous bases are A, T, C, and G. They stand for adenine, thymine, cytosine, and guanine. ... Adenine always pairs with thymine, and cytosine always pairs with guanine. The pairing nature of DNA is useful because it allows for easier replication.