What’s happening when the enzyme is there and when it isnt
Answer:
???????????
Explanation:
Which process could cause a metamorphic rock to return to the surface of Earth to be worn down again? Please explain.
A. deposition
B. plate movement
C. chemical changes
What caused the Earth's axis to become tilted? *
Answer:
long ago, when Earth was young, it is thought that something big hit Earth and knocked it off-kilter. So instead of rotating with its axis straight up and down, it leans over a bit. By the way, that big thing that hit Earth is called Theia.
Explanation:
Answer:
This tilt was caused by a collision with an Earth-sized planet billions of years ago; called Theia.
I need help, thx lads
i did'nt understod ur question
The anthropologit i attending the annual conference of the American Aociation of Phyical Anthropologit (AAPA) and he i chatting with another paleoanthropologit named Jane who work at a nearby foil ite in Eatern Africa. Jane ak if he will hare hi foil data with her o he can compare the information uncovered at thi ite, and he worrie that haring the data with Jane will undermine hi authority in the dicipline. How hould he proceed?
The anthropologist needs to consider the advantages and disadvantages of giving Jane access to his data. On the one hand, the data sharing could result in new discoveries and partnerships that could advance the study of paleoanthropology.
However, if Jane were to publish results based on his data before he does, it might also jeopardize his standing in the field. In the end, he should decide whether to disclose the data based on what he thinks will advance knowledge and understanding in the profession, not on concerns about personal power.
He may want to consider discussing his concerns with his colleagues or mentors before making a decision. It's also important to have a clear agreement about authorship, data usage, and recognition of the data source.
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What are the two factors that may affect active site and enzyme function?
The first factor is temperature; normally, a reaction is sped up or slowed down depending on the temperature. The second factor is pH; each enzyme has a preferred pH range. these two factors affect the active site and enzyme function.
What is temperature?The average kinetic energy of a system is measured by its temperature. The kinetic energy of a system starts to rise as the particle's velocity increases, which raises the system's temperature. The energy that is transferred when two bodies with different surface temperatures come in touch is referred to as heat.
What are enzymes?Proteins called enzymes serve as biological catalysts by quickening chemical reactions. Substrates are the molecules that enzymes can interact with, and the enzyme changes the substrates into other molecules known as products.
What is the active site?The area of an enzyme where substrate molecules bind and undergo a chemical reaction is known as the active site. The amino acid residues that make up the active site are those that catalyze the reaction of the substrate and those that temporarily binds with the substrate.
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The growth of the human population directly relates to the
use of natural resources by humans.
Growth of Human Population over History
Based on the graph, which two statements about human use of natural
resources are most likely true?
Answer:
C
Explanation:
11. A particular genetic disorder is associated with a
single gene with two alleles. Individuals with
two recessive alleles are affected. The
prevalence of the disorder is 1 in 6,600.
Assuming the population is in Hardy-Weinberg
equilibrium, which of the following is closest to
the frequency of carriers in the general
population?
Answer: 0.02430
Explanation:
A genetic mutations involving a single base causes an error that affects the sequence of the next 500 amino acids in a protein. Which type of mutation could have produced this type of error in the protein
The correct answer is C; Frame-shift, Because protein-encoding DNA is split into three-base codons, insertions and deletions can change a gene's message to the point where it no longer makes sense. These modifications are known as reading frame offsets.
For example, consider the phrase: "The fat cat sat". Each letter denotes a codon. If we remove the initial letter and evaluate the statement in the same way, it makes no sense.
A similar mistake happens at the molecular level in frame-shift, leading the codons to be processed erroneously. This frequently results in the production of worthless proteins.
An insertion or deletion involving a number of base pairs that is not a multiple of three that disrupts the triplet reading frame of a DNA sequence.
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Full Question ;
A genetic mutation involving a single base causes an error that affects the sequence of the next 500 amino acids in a protein. Which type of mutation could have produced this type of error in the protein?
A)Silent
B)Nonsensse
C)frame-shift
I
|
1. What is the mRNA strand that would be copied from this DNA strand?
GGC TAT ATC CTG CGCTAT ACG CIA
How can you know for sure that individuals II 3 and II 4 are heterozygous?
Although individuals II 3 and II 4 are unharmed, they must since their children are afflicted. Both are heterozygous since they have the disorder's allele.
Each gene has two alleles, or variations, in each of us. When two identical copies of a gene are present, you are said to be homozygous for that gene.In contrast, a genotype with heterozygosity has different alleles. Everyone who possesses a recessive trait, such as red hair or blue eyes, is homozygous for that gene.
If the two versions of the gene are different from one another, you have a heterozygous genotype. For instance, having one gene for red hair and one allele for brown hair could indicate that you are heterozygous for hair colour. Which qualities are expressed depends on how the two alleles are related.
Complete question:
How can you know for sure that individuals II 3 and II 4 are heterozygous?
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These pea plants have been in the sunlight since early morning.
What can the pea plants do because they are in sunlight? What does this mean for the number of energy storage molecules in the pea plants?
The pea plants can…
Responses
With the help of photosynthesis, the pea plants can take in carbon from the air. The carbon is used to make energy storage molecules.
What do you mean by photosynthesis?Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.
The energy from light causes a chemical reaction that breaks down the molecules of carbon dioxide and water and reorganizes them to make the sugar (glucose) and oxygen gas.
The main purpose of photosynthesis is to convert radiant energy from the sun into chemical energy that can be used for food. Cellular respiration is the process that occurs in the mitochondria of organisms (animals and plants) to break down sugar.
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14. Radioactive or radiometric dating is used to
determine the ____
age of rocks
Answer:
The correct answer is - precise.
Explanation:
Radiometric dating or radioactive dating used to determine the precise age of rocks or fossils. It is also known as absolute dating. This uses radioactive minerals found in the rocks or fossils similar to the geological clock.
The radiometric method on the basis of the mineral can be used to determine the different ages of rocks. For instance, Carbon dating used to determine up to 50000 years old rocks whereas Uranium–lead dating, used to date rocks that formed between 1 million years to over 4.5 billion years ago.
what are SHE concepts
Answer:
Hello There!!
Explanation:
The answer is=>There are four she concepts that are=Communication and Collaboration, Development, Influence, Application and Limitation.
hope this helps,have a great day!!
~Pinky~
In the ________ temperature scale, water freezes at 0° and boils at 100°.
Celsius
Kelvin
Fahrenheit
Answer:
Celsius is the correct answerPlease select the word from the list that best fits the definition
A calendar that depicts when different organisms existed on Earth
A. geologic time scale
B. fossils
C. fossil age
Answer:
A. geologic time scaleExplanation:
As,
The geologic time scale is a system of chronological dating that classifies geological strata in time. It is used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships of events in geologic history.
Which of the following is a condition for which a person might take antianxiety drugs?Immersive Reader
(1 Point)
A.drowsiness
B.dizziness
C.alcohol withdrawal
D.schizophrenia
Which scientists labeled the DNA and proteins of viruses to demonstrate that DNA is the molecule of heredity
In 1953, James Watson and Francis Crick proposed the double helix model of DNA, which revolutionized the field of genetics. The discovery of the structure of DNA was a monumental achievement, it was important breakthrough in establishing DNA as the molecule of heredity.
In 1935, American microbiologist Wendell Stanley demonstrated that a virus is composed of proteins and nucleic acids, proving that viruses are complex, living organisms. Stanley also identified and labeled the proteins and nucleic acids of the virus he was studying, which allowed him to conclude that the nucleus of this virus was composed of DNA. This was the first time that a scientist had identified and labeled the DNA and proteins of a virus, and it demonstrated that DNA is the molecule of heredity.
In the 1940s, American virologist Alfred Hershey and Canadian biologist Martha Chase conducted a series of experiments to study the composition of viruses. They used a radioactive isotope of phosphorus to label the proteins of a virus, and a radioactive isotope of sulfur to label the DNA. By doing this, they were able to prove that the DNA of the virus was the molecule responsible for heredity. This was the first time that scientists had labeled the DNA and proteins of a virus to demonstrate that DNA is the molecule of heredity.
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Explain the principle of uniformitarianism.
Explanation:
Uniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle, is the assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in the past and apply everywhere in the universe.
What is rate of change of position at a specific point in time?
Answer:
instantaneous speed. the rate of change in position at a given point in time. velocity. the speed of an object and the direction of its motion.
How does natural selection lead to increases and decreases of specific traits?
More individuals with beneficial mutations will survive than those without it, and it will lead to an increase in the expression of those certain traits throughout the population through increases and decreases of specific traits.
Any modification to a species' structure or behavior that makes it more suited to surviving and procreating in its environment is referred to as an adaptation. Random mutations can cause the expression of particular features to become more prominent. Natural selection will result in an increase in the expression of specific features throughout the population since more people with advantageous mutations will survive than those without them.
Physical characteristics of an organism, such as the bill on a bird or the fur on a bear, are examples of structural adaptations. Behavioral adjustments make up the rest. Organisms use behavioral adaptations to help them survive. Bird migration and calls are two examples of behavioral adaptations.
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HELP!!!
Considering the origins and processes involved in how natural gas, petroleum, and coal formed, which of the following is the best explanation regarding
why these resources are referred to as fossil fuels?
Natural gas, petroleum, and coal were formed by breaking open rocks that contain fossils from millions of years ago.
Natural gas, petroleum, and coal were only formed during the Jurassic period when dinosaurs walked the Earth.
Natural gas, petroleum, and coal were formed when organic matter that has been buried deep in the Earth was subjected to heat and pressure
over millions of years.
Natural gas, petroleum, and coal were formed when elements came together to form planet Earth billions of years ago.
Answer:
The fossil fuels on Earth were formed well before the presence of dinosaurs, which is why they are called fossil fuels. Fossil fuels were formed in the Earth's crust out of dead organisms that lived hundreds of millions of years ago
Explanation:
Number 3 is ur answer :)
Once pyruvate is produced in glycolysis, the cell has two choices, without oxygen which option does it NOT have? A. Oxidative phosphorylation C. Anaerobic respiration B. Alcoholic fermentation D. Lactic acid fermentation
Once pyruvate is produced in glycolysis, cell has two choices, without oxygen, option that it does not have: A.) Oxidative phosphorylation. It is the final stage of aerobic cellular respiration.
What happens to pyruvate after glycolysis without oxygen?When oxygen is not present, pyruvate undergoes a process called fermentation. In the process of fermentation, NADH + H+ from glycolysis will be recycled back to NAD+ so that glycolysis can continue. In the glycolysis, NAD+ is reduced to form NADH + H+.
If insufficient oxygen is available, acid is broken down anaerobically, producing lactate in animals and ethanol in plants and microorganisms.
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Even though the finches on the various Galapagos Islands require different biotic and abiotic factors for their survival, these finches would most likely be grouped in the same
a) kingdom, but found in different ecological niches
b) population, but found in different ecosystems
c) species, but found in different habitats
d) species and found in the same biosphere
Answer:
C
Explanation:
It is C because the question says they are all finches, they just need different habitats/living conditions
Finches are most likely to grouped in the same species, but found in different habitats.
They are well known for their remarkable diversity in beak form and function.Darwin postulated that beak of an ancestral species had adapted over time to equip the finches to acquire different food resources.Why are Darwin’s finches important?Species diverge in mate preference before genetic incompatibilities evolve.Different populations can function as biological species before they would be recognized as species solely in the basis of genetic distinctness.With the help of the finches Darwin solidify the idea of natural selection.To know more about Darwin finches here
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Emphysema is COPD that may lead to which of the following? Check all that apply. O Alveolar wall breakdown O Reduced respiratory membrane surface area and gas exchange O Increased vital capacity O Hypoxemia, hypercapnia, and respiratory acidosis O Polycythemia Cor pulmonale
Emphysema is a severe form of COPD that can lead to several serious complications, such as alveolar wall breakdown, reduced respiratory membrane surface area and gas exchange, increased vital capacity, hypoxemia, hypercapnia, and respiratory acidosis, and polycythemia Cor pulmonale.
Emphysema is a chronic obstructive pulmonary disease (COPD) that is characterized by the destruction of the alveolar walls and a reduction in the surface area available for gas exchange.
As a result, individuals with emphysema may experience a decrease in vital capacity, which is the amount of air that can be expelled from the lungs after a deep inhalation.One of the most common complications of emphysema is hypoxemia, which is a condition in which the body does not receive enough oxygen.
This can lead to hypercapnia, a condition in which there is too much carbon dioxide in the blood, and respiratory acidosis, a condition in which the blood becomes too acidic. Another complication of emphysema is polycythemia, which is an increase in the number of red blood cells. This can occur as the body tries to compensate for the lack of oxygen by producing more red blood cells to carry oxygen to the body's tissues.
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how does the the UN Decade on Ecosystem Restoration connect with the 2030 Agenda for Sustainable Development
Decade is closely aligned with the 2030 Agenda for Sustainable Development which outlines 17 Sustainable Development Goals that aim to achieve a more sustainable and equitable world for all.
The Decade focuses on the restoration of degraded ecosystems, which is essential for the achievement of the Sustainable Development Goals. Ecosystems are essential for the health and vitality of the planet and its inhabitants. They provide a variety of resources such as food, water, and medicine, and they regulate the climate and provide habitat for many species of plants and animals. When these ecosystems are degraded, they can no longer provide these essential resources and services.
The Decade on Ecosystem Restoration seeks to address this problem by focusing on the restoration of these ecosystems. This includes activities such as reforestation, restoring wetlands, and rehabilitating degraded land. These activities not only help restore ecosystems, but they also help reduce poverty and improve the livelihoods of people living in these areas. For example, restoring wetlands can help provide water for irrigation, while rehabilitating degraded land can help improve crop yields and provide more income for local communities.
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what part of a comet points most directly away from the sun?
The tail of the comet always points away from the sun no matter what direction the comet travels. Because the solar wind always blows out from the sun!
is cell wall or cell membrane is living organle
Answer:
membrane i had this question a few days ago
Explanation:
What do you think the symbol did to the pitch in the melody?
Answer:
an accidental changes the pitch, so that the note is either higher or lower than the original natural note.
Explanation:
I hope this is the symbol you were talking about, hope this helped
Which hypersensitivity reaction is antibody-dependent and includes the immediate cytotoxic response seen in maternal-fetal Rh incompatibility or mismatched blood transfusion
When antibodies are involved in an immune response, it's known as a type II hypersensitivity reaction (IgG or IgM) are directed against extracellular matrix antigens and cause cellular death, functional loss, or tissue damage.
When IgG or IgM antibodies bind to an antigen on the surface of a cell, other immune cells and complements attack the antigen, causing the cell to be destroyed. This is known as a type II, or cytotoxic, hypersensitivity reaction. During the transmission of incompatible maternal antibodies to foetal red blood cellular, a condition known as erythroblastosis fetalis, which results in hemolytic anaemia in the foetus, complement-dependent type II hypersensitivity can also happen.
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