Answers
Answer:
Arginine (Arg).
Explanation:
Lysine (Lys) is a hydrophobic amino acid that contains an α-amino group and an α-carboxyl acid group, and a side chain lysyl. It is a residue positively charged and has polar and hydrophilic properties, being thus similar to the Arg residue. Therefore, it is expected that the replacement of Lys by Arg should not have significant effects on the structure of the PEP carboxylase enzyme.
This type of substitution is named conservative because the replacement is made between amino acids with similar properties, thereby they have less impact on protein function and aren't so easily removed by natural selection compared to non-conservative substitutions.
Related Questions
PLZ HELP
Identify the native habitat of the purple loosestrife, ( country & region of origin). (where does it normally come from?)
Answers
Answer:
hope it hepled
Explanation:
Purple Loosestrife grows in wet, open, sunny areas. Habitats include wet meadows or fields, stream and river banks, flood plains, ponds, lakes, tidal and non-tidal marshes and human-created habitat such as ditches
Purple loosestrife is a wetland plant native to Europe and Asia that was brought to North America in the early 19th century. This highly invasive plant was likely introduced when its seeds were included in soil used as ballast in European sailing ships and discarded in North America.
what is the difference between pressure potential and solute potential and give the formula for water potential
Answers
Pressure potential is the hydrostatic pressure exerted on the water present in a cell. It increases when the turgidity of the cell increases. It is usually positive but is negative in the xylem which plays a major role in water transport up in a stem.
what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answers
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
inquiry based pedagogy is being embraced in principle across the globe. in the last decade , it has been supported by an increasing body of research on its effectiveness. illustrate your understanding of the concept of inquiry based pedagogy with a relevant example
Answers
Inquiry-based pedagogy involves fostering curiosity and active learning. For example, students investigating real-world environmental issues and proposing solutions.
Inquiry-based pedagogy is a teaching approach that promotes active learning and critical thinking through inquiry and exploration. One relevant example of inquiry-based pedagogy is a science classroom where students are encouraged to design and conduct their own experiments. Instead of simply following instructions, students formulate research questions, develop hypotheses, plan and execute experiments, collect and analyze data, and draw conclusions. For instance, students may investigate the effect of different variables on plant growth by manipulating factors like light, water, or soil composition. This approach allows students to engage in authentic scientific practices, develop problem-solving skills, and gain a deeper understanding of the scientific method. By actively participating in their learning process, students develop a sense of ownership and become more engaged, fostering a love for learning and nurturing their ability to explore and discover knowledge independently.For more such questions on Pedagogy:
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1. Everything in the universe is made from matter created in the
of the Big Bang
Answers
Answer:
first seconds
During the light reactions, ATP is produced by chemiosmosis through an electron transport chain, true or false?
Answers
The given statement "During the light reactions, ATP is produced by chemiosmosis through an electron transport chain" is true.
During the light reactions of photosynthesis, light energy is absorbed by chlorophyll and converted into chemical energy in the form of ATP through a process called chemiosmosis. In this process, an electron transport chain (ETC) is established across the thylakoid membrane of the chloroplast. As electrons pass through the ETC, protons are pumped from the stroma into the thylakoid space, creating a proton gradient.
This process is essential for the production of ATP, which is the energy currency of the cell, and is used in a variety of cellular processes, such as cell division, DNA replication, and protein synthesis. The light reactions of photosynthesis are a crucial step in the process of photosynthesis and provide the energy needed for the Calvin cycle, which converts CO2 into organic compounds.
Therefore, the given statement is true.
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A pea plant with purple flowers and green pods is crossed with a plant that has white flowers and yellow pods.All the offspring have purple flowers and green pods .If two of these F1 are crossed what phenotypes will be seen in the F2 generation
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Answer:
in the next generation 75% of the plants will have purple flowers and 25 percent will have white flowers
Also 75% of the flowers will have green pods and 25% of the flowers will have yellow pods
Explanation:
Draw and explain how heat is different from temperature
Answers
True or false cells are the basic unit of life
Answers
18. Different global temperature zones are based on
lines of latitude on the Earth.
A True
B False
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I need help finding this answers, this paper is DUE TOMORROW!!
Answers
Answer:
Explanation:
Alright, buckle up, since this isn't your average "the answer is C" explanation. Sorry beforehand for this upcoming essay. To make this easier, I'll give out the answers to start and then leave a "Why?" portion in case you want an in-depth explanation. I recommend getting the answers first since I can tell you're in a hurry, but if you get the chance look over a thing or two I said. Now:
To start, the 4 genotypes for the Dark Gray Rabbit are DD, Dd\(^{ch}\), Dd\(^h\), and Dd.
Why? Well, we know Dark Gray is dominant to all other alleles, so a Dark Gray allele with any other allele will produce a Dark Gray Rabbit.
The same concept above applies to the other rabbits:
The Chinchilla rabbit is d\(^{ch}\)d\(^{ch}\), d\(^{ch}\)d\(^h\), and d\(^{ch}\)d.
The Himalayan rabbit is d\(^h\)d\(^h\) and d\(^h\)d.
The Albino rabbit is dd.
Part 2:
Chinchilla Rabbit
Why? Because you have 2 Chinchilla alleles, and since they don't dominate and aren't dominated by any other allele, the rabbit will be a Chinchilla Rabbit.
Dark Gray Rabbit
Why? Same rule of dominance, and plus, it was one of the phenotypes listed in the first question.
For the table, look at the help image.
And finally, for the plan, the first set of rabbits with have a 50% chance of producing a dd\(^h\) rabbit, which is a Himalayan rabbit. Then, breeding two of these will ALWAYS give you a Himalayan rabbit.
Why? Because the only alleles are d and d\(^h\), and since d\(^h\) is always dominant of d, there will never be a case where that rabbit is albino (thus always Himalayan)
Hope you got it all down, and glad I could be of any service.
Which of the following best describe(s) the function of the 5' mRNA cap?
a) Termination of transcription
b) To provide a binding site for poly(A) polymerase
c) It provides a site for ribosome binding in the cytoplasm
d) To protect the transcript from degradation
Answers
Answer:
c) It provides a site for ribosome binding in the cytoplasm
d) To protect the transcript from degradation
Explanation:
Transcription is the very first stage of gene expression, which involves the synthesis of a mRNA molecule from a DNA template. The mRNA transcript produced is referred to as a pre-mRNA until it undergoes further processing in the nucleus. This processing makes it matured and ready to be translated (form protein).
The mRNA processing involves three main processes viz: 5' capping, 3' polyadenylation and splicing. The capping of the 5' of the mRNA involves the addition of a 7-methyl guanosine molecule to the 5' of the mRNA molecule. This capping helps protect the mRNA transcript from being degraded by nucleases (digestive enzymes in the nucleus). In addition to this function, the added CAP also provides a recognition site for ribosome to bind to during translation initiation.
Which human activity is correctly paired with the greenhouse gas that it increases?
A. rice cultivation and water vapor
B. landfilling and carbon dioxide
C. deforestation and methane
D. sewage treatment and nitrous oxide
Answers
Answer:
d. sewage treatment and nitrous oxide
Explanation:
How has climate varied over time
Answers
Palisade mesophyll cells have very large vacuoles.
Explain how water moves from the xylem in the leaf into these vacuoles.
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Answer:
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1-Water is passively transported into the roots and then into the xylem. 2-The forces of cohesion and adhesion cause the water molecules to form a column in the xylem. 3- Water moves from the xylem into the mesophyll cells, evaporates from their surfaces and leaves the plant by diffusion through the stomata.
Plant kingdom structure
Answers
The Plant kingdom structure shown in the figure are fruits and cones.
What are angiosperms and gymnosperms?Higher plants has been classified into two major groups that are namely: Angiosperm and Gymnosperm. These two groups of the higher plants are the vascular plants i.e. possess vascular tissues, that propagate by seeds.
The major difference between angiosperms as well as the gymnosperms is that angiosperms bear that seeds in an enclosed structure called fruits, which develop from the ovary of a flower.
Therefore, The Plant kingdom structure shown in the figure are fruits and cones.
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Which term describes what happens when a wooded area is cut down to build a shopping mall?
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how does information justice system affect the formal justice system?
Answers
Answer:
What is formal and informal justice? In a formal justice system laws are enforced and punishments are given by legal criminal justice agencies such as courts and prisons. In an informal system justice, people take justice into their own hands, especially in situations where the law can't dole out proper justice.
Formal crime control relies on the law and official government agencies to deter criminal actions and to respond to criminal activity. Informal crime control relies on moral and social institutions (e.g., family, peers, and neighbors) to promote lawful behavior
In a diploid species of plant, the genes for plant height and fruit shape are syntenic and separated by 18 m.u. Allele D produces tall plants and is dominant to d for short plants, and allele R produces round fruit and is dominant to r for oval fruit. The expected percentages of progeny phenotypes are listed below:
tall oval = 41%
short round = 41%
tall round = 9%
short oval = 9%
(a) What proportion are expected to be tall and produce round fruit?
Answers
In a diploid plant species, the proportion of progeny expected to be tall and produce round fruit is 32%.
In a diploid species of plant, the genes for plant height and fruit shape are syntenic and separated by 18 m.u. The expected percentages of progeny phenotypes are tall oval = 41%, short round = 41%, tall round = 9%, and short oval = 9%.To determine the proportion of progeny expected to be tall and produce round fruit, we need to consider the alleles for each trait. Allele D produces tall plants (dominant) and allele d produces short plants (recessive). Allele R produces round fruit (dominant) and allele r produces oval fruit (recessive).From the given percentages, we can deduce that tall ovals and short ovals combined make up 9%. Since tall oval is 41% and short oval is 9%, the proportion of progeny expected to be tall and produce round fruit is 41% - 9% = 32%.Therefore, the proportion of progeny expected to be tall and produce round fruit is 32%.For more questions on diploid plant
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3. Fossil fuels, such as coal, are used as energy resources. Answer the following questions
about the consumption rate of coal.
PLEASE HELP
Answers
Fossil fuels, like coal, are natural resources that are used for energy production. The burning of coal is a primary source of electricity production worldwide. However, this method of energy production comes at a cost to the environment and the world’s economy. The following are the questions about the consumption rate of coal.
What is the consumption rate of coal-The consumption rate of coal depends on several factors such as population growth, the price of coal, energy demand, technological advancements, economic policies, environmental regulations, and the availability of alternative energy sources. According to the International Energy Agency (IEA), global coal consumption was approximately 7,726 million tonnes of coal equivalent (Mtce) in 2019. China, India, and the United States are the largest coal consumers in the world. Coal consumption in China alone accounted for more than 50% of the world's total coal consumption. How much coal does the world consume per day-According to IEA, the world consumes about 21.2 million tonnes of coal per day, which is equivalent to 7.7 billion tonnes of coal per year.
This consumption rate is expected to decline in the future as more countries shift towards renewable energy sources.Is the consumption of coal sustainable-No, the consumption of coal is not sustainable. Coal is a non-renewable resource, which means that it is limited in supply and will eventually run out. Additionally, the burning of coal releases harmful greenhouse gases into the atmosphere, contributing to global warming and climate change. The mining of coal also has a negative impact on the environment, including deforestation, water pollution, and soil degradation. The consumption of coal is also not economically sustainable in the long run as it is becoming increasingly expensive to extract and process coal. In conclusion, while coal consumption has played a significant role in the global energy mix, it is not a sustainable energy source, and the world should focus on transitioning to cleaner and more renewable energy sources.
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state the meaning of horizontal growth of a tree
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IM GIVING YALL 5 MIN TO ANWSER
Question 14 (Essay Worth 10 points)
(04.05 HC)
Analyze the given diagram of the carbon cycle below.
An image of carbon cycle is shown. The sun, a cloud, two trees, one towards left and the other towards right, an animal, lake, and a factory are included. Arrow A points from the sun to the left tree. Arrow B points from the air above the clouds to the left tree. Arrow C points from the factory towards the air above the clouds. Arrow D points from the air to the lake labeled Carbonates in Water. Arrow E points from the label Dead Organism under the animal to label Fossils and Fossil Fuels. Arrow F points from the right tree to the air.
Part 1: Which process does arrow F represent?
Part 2: Explain how matter is conserved during the process.
Part 3: Justify why this process is a recycling of carbon in the carbon cycle.
Answers
The answers include the following below:
The process F means oxygen from plant goes into the atmosphere.Matter is conserved in this process because plants take carbon dioxide from the atmosphere for photosynthesis then produces oxygen into the atmosphere and then animals feed on plants and their faeces is released into the soil for plants use which is how it is conserved.This is because absorb light energy and convert it to chemical energy and plants absorb carbon dioxide which is exhaled by humans and animals in a cyclic manner.What is Carbon cycle?This is referred to as the circulation of carbon in various forms through nature and involves various processes such as photosynthesis, respiration etc.
The process F which points from the right tree to the air means that oxygen from the plant goes into the atmosphere after the process of photosynthesis and is then used by animals.
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Which of the following distinguishes smooth muscle from skeletal and cardiac muscle?
Answers
Answer:
Which of the following distinguishes smooth muscle from skeletal and cardiac muscle? It is non-striated.
Explanation:
please consider as brainlest if it was helpful
Answer:
Explanation:
smooth muscle: 1. non-striated
2. involuntary action
3. multi nucleated
skeletal muscle: 1. striated
2. single nucleus
3. voluntary action
cardiac muscle:1. striated
2. single nucleus
3. involuntary action
Now choose one of the resources used for energy production that you have studied in this lesson. Describe how the way humans use or obtain this resource might impact the natural resource you described in part A. If you don’t think the natural resource in part A is affected, explain why.
Answers
Answer:
HERE
Explanation:
One resource used for energy production that can impact the natural resource of ozone layer depletion is coal. Burning coal releases pollutants like sulfur dioxide, nitrogen oxides, and mercury into the atmosphere, which can contribute to the formation of smog and acid rain. These pollutants can also react with other chemicals in the atmosphere to break down ozone molecules, contributing to the depletion of the ozone layer. So, the way humans use coal as an energy resource can have a negative impact on the ozone layer and the environment.
inguinal lymph nodes are found in
Answers
FILL IN THE BLANK.In a(n) _____ organization, managers encourage employees to work more as teammates than as subordinates who take orders from the boss.
Answers
In Organic organization, managers encourage employees to work more as teammates than as subordinates who take orders from the boss.
An organic organizational structure refers to a flexible workplace with a horizontal mode of communication. Horizontal or flat methods of communication mean that employees share their responsibilities in groups and teams and interact with different departments, managers and colleagues to complete work successfully.
A good example of an organization that uses an organic structure might be a consulting firm. A consulting firm responds to customer issues as they come up, and those issues change with the business environment.
An organic organizational structure is one which is fluid and flexible. It is associated with decentralized decision-making, flat hierarchies, wide spans of control, informal communication and an ability to embrace change. An organic organizational structure is also known as an open structure, a flat structure, and a horizontal structure.
This structure is characterized by having few rules, regulations and management layers and a decentralized decision-making layout. An organic organization's design deals well with a rapidly changing environment.
One benefit of an organic structure is that it provides more opportunities for employees to be creative and think of innovative solutions for their workplace. This is because employees can work together at multiple levels and learn the perspectives of various people as they brainstorm or think about problems their workplace has to handle.
Sometimes, an organic organizational structure can lower productivity if the employees in a company can't cooperate effectively and agree on decisions. This may occur if you introduce an organic structure too quickly or your employees don't have enough time or resources to learn how to use this structure successfully.
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What reaction produces monosaccarides
Answers
\(hydrolysis \: of \: polysaccharides\)
Expaination :
Hydrolysis is the reverse of dehydration. The water will be recombined to the hydroxyl groups present in the polysaccharides, which results in producing monosaccarides.
need help with this question in the picture
Answers
Answer:
Red Blood cell
Explanation:
What is the ploidy of daughter cells produced after Meiosis I and Meiosis II?
Answers
Meiosis II starts with two haploid parent cells and ends with four haploid daughter cells while maintaining the number of chromosomes in each cell.
After meiosis 1, what is the ploidy of the daughter cells?The DNA ploidy number is 2N at the end of meiosis I, and it is 2N at the end of meiosis II., it is 1N. The cell repeats its DNA during DNA replication before meiosis.
How many ploidies are there in meiosis 1 and 2?While Meiosis II divides the remaining set of chromosomes in a mechanism akin to mitosis, Meiosis I reduces the ploidy level from 2n to n (reduction) (division). Meiosis I is when the majority of the distinctions between the processes take place.
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Hawks
Marsh grasses
Shrews
ਬ
Grasshoppers
Snakes
43
Frogs
Crickets
Cattails
Which statement correctly describes the transfer of energy in a food chain in this
wetland?
F Energy is transferred from hawks to shrews to grasshoppers to marsh grasses.
G Energy is transferred from marsh grasses to crickets to hawks to frogs.
H Energy is transferred from grasshoppers to crickets to frogs to hawks.
J Energy is transferred from cattails to crickets to shrews to hawks.
Answers
Energy is transferred from cattails to crickets to shrews to hawks in this wetland food chain (option j).
In a wetland ecosystem, energy is transferred through a food chain consisting of producers and consumers. Cattails, being plants, are the producers that convert sunlight into energy through photosynthesis.
Crickets, as herbivores, consume the cattails, obtaining energy in the process. Shrews, being small insectivores, prey on crickets, gaining energy from them.
Finally, hawks, as apex predators, feed on shrews, acquiring the energy that has passed through the food chain. Thus, the correct statement is J, describing energy transfer from cattails to crickets to shrews to hawks.
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