2. Krypton (Kr) is a colorless gas that does not conduct electricity. Where would you
find this element on the Periodic Table?
a. On the left
b. On the right
C. In the middle
d. At the bottom
Answers
Krypton is element 36 and is a noble gas which are found in group 18.
Related Questions
What is converted to electricity at geothermal power plants? at geothermal power plants, is converted to electricity.
Answers
Use of steam is the integral part of process in most power plants. In geothermal power plants, thermal energy (heat) from Earth is converted to electricity.
What is geothermal power plants?Geothermal power plants are used to generate electricity using Earth's thermal energy.
The process requires following steps.
Hot water is pumped under high pressure from deep underground through a well.Heating of water and its movement through a turbine creates thermal energy.In next step, it gets converted to electricity. The steam rotates the turbine that activates a generator which helps in producing electricity.Thus, it can be concluded as thermal energy is converted to electricity at geothermal power plants.
For more information regarding geothermal power plant, visit:
https://brainly.com/question/2624739
____is the phase of bacterial growth where proteins and enzymes are made while is the phase where there is a decrease in bacterial population.
Answers
Log phase is the phase of bacterial growth where proteins and enzymes are made while decline/death phase is the phase where there is a decrease in bacterial population.
Log phase is also known as the exponential phase. It is the phase of bacterial growth curve where the population of bacteria increases exponentially. That is why maximum formation of proteins or enzymes occurs in this phase.
Decline phase comes after the plateau phase of the bacterial growth curve. At this stage, the bacteria begin to die. The causes of their death can be: lack of resources like food, lack of space, stress conditions, etc.
To know more about log and decline phase, here
brainly.com/question/14788016
#SPJ4
Which plant hormone(s) increases leaf size
Answers
Answer:
Gibberellin
Explanation:
I've studied that gibberellin is a plant hormone that promotes cell elongation and division, causing the cells in the leaves to elongate and divide more, this leads to an increase in leaf size.
Hope it helps! :)
The plant hormone that helps in increasing the leaf size is the phytohormone Auxin .
Plants create signalling molecules called plant hormones, which are found in low concentration. All plant's growth and progression are regulated by plant hormones.
There are basically five types of plant hormones that are considered to be essential for plant growth . They are Auxin , Cytokinin , Gibberellin , ABA , Ethylene .
The Cytokinin and Auxin work together to enhance the development of leaf as both of the phytohormones are responsible to modulate the growth of leaf as well as controlling the cell cycle . These hormones are considered essential for plant growth and it occur naturally at various concentrations within plants throughout the duration .
To learn more about Auxin
https://brainly.com/question/16939476
where do chemical reactions in a cell take place?
Answers
Inside the cytoplasm are enzymes which speed up these reactions.
Hypersecretion of growth hormone after normal growth has ceased may cause: acromegaly achondroplastic dwarfism pituitary dwarfism gigantism
Answers
Answer:
Hypersecretion of growth hormone after normal growth has ceased may cause gigantism
Explanation:
The answer is attached. Please refer the attachment.
Identify what phase of the menstrual cycle is described by each of the statements below.
21.After ovulation occurs, the follicle develops into a hormone producing structure called the corpus luteum.
______________
22. Fertilization is possible on this phase.
______________
23. In this phase, the lining of the uterus starts to grow, or proliferate due to the hormone estrogen.
______________
24. In this stage, the thick lining of the uterus will slough off and will be eliminated from the body.
______________
25. In the process, another hormone causes the follicle to rupture and release an egg (also called as oocyte).
______________
Answers
Answer:
21. Follicular phase
22. Ovulation phase
23. Follicular phase
24. Menstrual phase
25. Follicular phase
Explanation:
I think it’s self explanatory but if you have more questions just ask in the comments
Which suffix indicates enzyme?
Answers
The suffix that indicates enzyme, a specific type of proteins that binds to other protein to help the reaction to occur faster or different, is the suffix -ase. An example is the enzyme sucrase, used to break down a sugar called sucrose.
Describe the temperature of the continental crust
Answers
D. the amount of distilled water in the beaker has increased
are the answer choices
Answers
Answer:
The answer is B.
Explanation:
Model cell has high concentration of molecules but low water potential so osmosis occurs where the water enter the cell through the dialysis tubing causing the diameter to increase.
Starch is unable to diffuse out between it is a large insoluble molecules.
which of these is an organism that produces the same traits in every generation?
a. hybridb. pea plantC. chromosomeD. purebred
Answers
Answer: I believe its Purebred
The diagram shows leaves attached at nodes along a STEM. Which other structure is also located at the nodes of a STEM?
Answer Choices
A. Buds that may develop into new shoots
B. Root hairs, to increase uptake of nutrients
C. Internodes, so growth can occur in the stem
D. Xylem tissue, to absorb water
Answers
The structure located at the nodes of a stem, besides leaves, is buds that may develop into new shoots (Option A). This is because the nodes contain dormant axillary buds, which can grow into branches or flowers under favorable conditions.
In a plant stem, nodes are the points at which leaves, buds, and branches grow. Option A, buds that may develop into new shoots, is the correct answer because these buds are responsible for the growth and development of new branches, flowers, or leaves. These buds are important for plant growth and reproduction.
Option B, root hairs, is incorrect since they are found on roots, not stems. Option C, internodes, is also incorrect as internodes are the spaces between nodes, not structures found at nodes. Lastly, Option D, xylem tissue, is not correct as it is a vascular tissue found within the stem, not specifically at the nodes.
Learn more about buds here:
https://brainly.com/question/948589
#SPJ11
One of the plants’ main role in nature is to provide food for animals and man. How the function of each plant organ helps plants fulfill this role?
Answers
To "feed" the organism, leaves take in sunlight and perform photosynthesis which prepare food, while roots delve into the soil to get water and nutrients needed for growth and photosynthesis in plants.
What are the three primary categories of plant tissue and what do they do?They can be separated into three main groups: dermal, vascular, and ground tissue. Dermal tissue on the plant protects and wraps it. The ground tissue aids in the storage of water and sugars, acts as a site for photosynthesis, and acts as a supporting matrix for the vascular tissue.
What are 4 functions of plants?Autotrophs are the plants. Through photosynthesis, they produce their own food. As they breathe in carbon dioxide, they exhale oxygen. They guarantee that their surrounds are clean and that the nearby species are breathing properly.
To learn more about plant organs visit:
brainly.com/question/29530292
#SPJ1
archaebacteria and eubacteria produce different types of membrane lipids. how does the archaeal lipid shown here differn from phosphatidylclycerol?
Answers
The archaeal lipid showed here different from phosphatidylglycerol as stable ether bonds join the chains to the glycerol backbone at the SN-2 and SN-3 positions. L-glycerol-3 phosphate serves as phosphatidylglycerol's structural base.
Ester bonds hold the fatty acyl tails of phosphatidylglycerol to the glycerol backbone. Bacteria and Eukarya synthesize membrane lipids with hydrophobic fatty acid tails that are ester-bound to glycerol-3-phosphate (G3P), whereas Archaea create membrane lipids with hydrophobic isoprenoid lipid tails that are ether-linked to glycerol-1-phosphate (G1P) with the opposite chirality.
While bacteria and eubacteria create membranes made of fatty acids ester-bound to glycerol-3-phosphate, archaea manufacture isoprenoid lipids that are ether-linked to glycerol-1-phosphate (G1P) instead (G3P). The lipid makeup of bacterial and archaeal cell membranes and the properties of their cell walls are different from one another.
Learn to know more about Archaebacteria on
https://brainly.com/question/28108389
#SPJ4
A person can have hundreds of different type of cells because:different cells result from genetic variation in meiosis.different cell types have different genes.different cell types all have the same genes but have different genes active.None of these choices is correct.
Answers
Humans have specialized cells in the body. Each cell type performs a unique function. Humans have different type of cells with different structures and functions.
All the cells in a human's body contain the same DNA. However, the human body is composed of many different types of cells. Because of gene regulation, each cell type possess a different set of active genes although all the cells of the body contain the same DNA.
Answer - different cell types all have the same genes but have different genes active.
a recirculating fountain is contaminated with cryptosporidium, whose spores are resistant to chlorination and small enough to pass through swimming pool filters. what is the best water treatment option?
Answers
Cryptosporidium is a waterborne parasite that can cause gastrointestinal illness in humans and animals. The spores of this parasite are very resistant to chlorination, which is a common disinfectant used in public water supplies and swimming pools.
Therefore, if a recirculating fountain is contaminated with Cryptosporidium, it can be difficult to effectively treat the water.
The best water treatment option for a recirculating fountain contaminated with Cryptosporidium would depend on the specific characteristics of the fountain and the severity of the contamination. Some options that may be effective include:
Ultraviolet (UV) disinfection: UV light can effectively kill Cryptosporidium and other waterborne pathogens. UV disinfection systems can be installed in the recirculating water system to provide continuous disinfection.
Ozone disinfection: Ozone is a powerful oxidizing agent that can effectively kill Cryptosporidium and other waterborne pathogens. Ozone disinfection systems can be installed in the recirculating water system to provide continuous disinfection.
Filtration: Filtration can remove Cryptosporidium and other particles from the water. However, it is important to use a filter that is effective at removing Cryptosporidium and other small, resistant parasites.
Chlorination: While chlorination is not as effective at killing Cryptosporidium as it is at killing other waterborne pathogens, it can still be used in combination with other treatments to provide additional disinfection.
Overall, the best water treatment option for a recirculating fountain contaminated with Cryptosporidium will depend on the specific characteristics of the fountain and the severity of the contamination. A combination of treatments may be necessary to effectively remove the parasite from the water.
Learn more about Cryptosporidium
https://brainly.com/question/13252451
#SPJ4
Which of the following would provide the best evidence that genetic factors influence the growth of plants?
Answers
the drug which is used to reduce pain is ..,....
i) opium ii) bhang iii) hashish iv) marijauna
Answers
Answer:
hashish
Explanation:
opinum
Explanation:
because it is used to make pain nubbing/pain killer
When MRSA bacteria reproduce, they pass on their resistance to antibiotics to
the next generation What part of a cell passes on information?
Answers
By undergoing a simple mating process called "conjugation," bacteria can transfer genetic material, including genes encoding resistance to antibiotics (found on plasmids and transposons) from one bacterium to another. Viruses are another mechanism for passing resistance traits between bacteria.
comparing the -10 regions of two e. coli promoters which have identical -35 regions revealed the sequence tataat for the first and gatact for the second one. why does the first promoter cause a higher transcription rate than the second one?
Answers
The -10 region of a promoter plays a crucial role in the initiation of transcription in bacteria.
In this case, comparing the -10 regions of two E. coli promoters with identical -35 regions revealed the sequence "tataat" for the first promoter and "gatact" for the second promoter. The reason why the first promoter causes a higher transcription rate than the second one lies in the recognition and binding of the RNA polymerase enzyme. The "tataat" sequence in the first promoter closely resembles the consensus sequence (TATAAT) recognized by the RNA polymerase, allowing for efficient binding and initiation of transcription. On the other hand, the "gatact" sequence in the second promoter deviates from the consensus, which may result in weaker binding and lower transcription rates compared to the first promoter.
To know more about RNA polymerase enzyme, here
brainly.com/question/29271582
#SPJ4
the prefix ad placed in front of a word means what
Answers
Answer:
a prefix occurring in loanwords from Latin, where it meant “toward” and indicated direction, tendency, or addition: adjoin.
Which of Earth's spheres does the biosphere interact with?
A. hydrosphere
B. geosphere
C. all of the above
Answers
Answer:
c) All of the above
Explanation:
Earth's spheres in which the biosphere interacts is hydrosphere and geosphere. Hence, option (c) is correct answer.
why are protiens considered organic molecules
Answers
Answer:
Proteins are considered organic molecules because they are made up of carbon atoms with hydrogen, oxygen and nitrogen attached. Organic molecules.
An enzyme controlled reaction was carries out at 36°C. After 3 minutes, 240 cm' of product had been
produced. Calculate the rate of reaction is cm/s
Answers
240/180= 1.3333 cm/s
What is differentiation?
Answers
Answer:
when a cell changes from one cell type into another
Explanation:
Differentiation switches certain genes on in some cells and certain genes off in other cells. This created specialized cells programmed to perform certain functions.
Explanation:
So, unicellular organisms are simply organisms with only one cell, like bacteria. This is the difference between multicellular and single cellular organisms. The cells in multicellular organisms (like in animals and plants) are differentiated or have differentiation. In differentiation, simple cells become specialized. In this process, they can change in 5 different ways. They are shape, size, metabolic activity, responsiveness to stimuli, and/or genetic composition.
For example, Liver cells look and function differently from our white blood cells. Also, nerve cells are extremely different from red blood cells. However, all of these different cells came from a single cell. The reason behind this is differentiation. Differentiation moves around certain genes in some cells and certain genes off in other cells. This creates specialized cells programmed to perform certain functions.
Your mother has just been diagnosed with hypertension and her doctor has recommended that she should make certain changes to her diet. Outline what her doctor might recommend that she: increases in her diet
Answers
A healthy eating program created to help treat or prevent high blood pressure is called the DASH diet (hypertension). Foods high in potassium, calcium, and magnesium are part of the DASH diet.
What is the diet to prevent hypertension?Foods heavy in sodium, saturated fat, and added sugars are prohibited by the diet. Even a little decrease in sodium intake can help the heart and lower blood pressure by 5 to 6 mm Hg.
Different groups of people respond differently to sodium consumption in terms of blood pressure. Generally speaking, keep your daily sodium intake to 2,300 mg or fewer.
Therefore, the DASH diet is the most appropriate diet to prevent hypertension.
Learn more about hypertension, here:
https://brainly.com/question/948461
#SPJ9
Give one characteristic of a peacock that makes it a good competitor, and state what it is competing for using this trait
Answers
Answer:
it's feathers
Explanation:
What is an autotroph? How does it obtain food?
Answers
Most autotrophs use a process called photosynthesis to make their food. In photosynthesis, autotrophs use energy from the sun to convert water from the soil and carbon dioxide from the air into a nutrient called glucose.
Answer:
answer below
Explanation:
An autotroph produces it own food. For example, Plants take sunlight and Water, and make their own food :)
some insects, including certain species in the orders hemiptera and phasmatodea, are capable of producing genetically identical offspring from unfertilized eggs via a process known as
Answers
A mechanism known as parthenogenesis allows some insects, notably several species in the orders Hemiptera and Phasmatodea, to create genetically identical offspring from unfertilized eggs.
You're referring to parthenogenesis, which is a process in which an unfertilized egg becomes a new person without being fertilized by a male gamete in this sort of asexual reproduction. Numerous insect species, including some from the orders Hemiptera and Phasmatodea, engage in this procedure.
Many aphids are capable of parthenogenesis, which allows them to create young from unfertilized eggs. In favorable conditions, this enables them to reproduce exceedingly quickly. This process is generally advantageous over sexual reproduction.
To know more about parthenogenesis, refer:
https://brainly.com/question/28012833
#SPJ4
1. You are planning to perform PCR using primers that you have designed. You resuspended the primers at a stock concentration of 100 µM. The PCR reaction will have a final volume of 50 µL and the final concentration of each primer should be 0.2 µM. Explain how you would achieve this concentration
2. We are going to be using a number of buffers this semester for our work with the frogs. Most of these are generated at a 10X stock concentration. I will give you a stock to work on preparing at the end of this class
Answers
1. To achieve a final concentration of 0.2 µM for each primer in a 50 µL PCR reaction using primers that were resuspended at a stock concentration of 100 µM, you will need to dilute the primers further.
The dilution factor required can be calculated using the following equation:
Dilution Factor = Final Concentration / Stock ConcentrationDilution Factor = 0.2 µM / 100 µM = 0.002Therefore, the primers should be diluted 0.002-fold. To achieve this dilution, you can take 1 µL of the primer stock solution and add it to 499 µL of water or buffer. This will give you a final concentration of 0.2 µM for each primer in a 50 µL PCR reaction.2. To prepare a 10X stock solution of a buffer, you will need to dissolve the appropriate amount of the buffer in water or another solvent to make a solution that is 10 times more concentrated than the final working concentration. For example, if you need to prepare 100 mL of a 1X buffer solution, you would need to dissolve enough buffer to make a 10X stock solution that is 10 times more concentrated than the final solution.
To make a 10X stock solution, you can follow these steps:
1. Calculate the amount of buffer required to make the final solution. For example, if you need to prepare 100 mL of a 1X buffer solution and the buffer is provided as a powder, you may need to weigh out a certain amount of the powder to make the final solution.2. Add the calculated amount of buffer to a small amount of water or solvent to make a concentrated stock solution. For example, if you need to prepare 100 mL of a 1X buffer solution and the buffer is provided as a powder, you may need to dissolve the powder in 10 mL of water or solvent to make a 10X stock solution.3. Add water or solvent to the concentrated stock solution to make a final volume that is 10 times greater than the final working volume. For example, if you need to prepare 100 mL of a 1X buffer solution, you would need to add 90 mL of water or solvent to the 10 mL of 10X stock solution you prepared in step 2.About PrimersIn the PCR process, the primers functions as a barrier to the target DNA fragment to be amplified and simultaneously provides a hydroxy group (-OH) at the 3' end needed for the process of DNA existence. The primer design needed for PCR is a pair of primers known as forward primers and reverse primer. A good primer is a primer that meets the criteria for primary parameters. These parameters include melting temperature (Tm), percentage of G and C (%GC), 3'dimer, stability, repeats, and hairpins. good (Sulistyaningsih, 2007). Primers with Tm that are too high can result in low PCR products.
Learn More About Primers at https://brainly.com/question/15077010
#SPJ11
Josh drank a Mountain Dew, why did his urine look electric lime colored afterwards? How did the circulatory, Digestive and the Excretory systems work together to make this happen?
Answers
Answer:
Its a trick question
Explanation:
The urine will never appear lime green. The urea and kidney filtration will allow for it to become more clear and yellow. Unless the drink goes straight to the bladder, this can't happen.