The DNA polymerase enzyme's capacity to proofread the DNA molecule helps to decrease DNA replication mistakes.
Fortunately, cells have developed extremely complex mechanisms to correct most of those errors, but not all of them. While some errors are fixed following replication in a stage called mismatch repair, others are fixed while replication is still happening in a stage called proofreading. Replication is impeded when an erroneous nucleotide is added to the developing strand because the exposed 3′-OH group is in the wrong location. DNA polymerase enzymes notice this during proofreading and swap out the erroneous nucleotide to keep replication going. Even if 99 percent of mistakes may be corrected by proofreading, accurate cell reproduction is still not possible.
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What does the plant start with in light-independent reactions?
The plant begins with carbon dioxide and ends with glyceraldehyde-3-phosphate in the light-independent processes (G3P). Energy is obtained from the light-dependent processes in the form of ATP and NADPH.
The photochemical process of photosynthesis involves a number of light-independent biochemical events light-independent reactions that result in plant the formation of organic compounds from carbon dioxide. This metabolic pathway is propelled by the energy released from the ATP created during the light reactions. Photosystems I and II, which are both found in the thylakoid membranes of chloroplasts, are plant responsible for using light energy. The light-independent reactions ,chemical energy obtained during the light-dependent processes is used to construct carbohydrate molecules from plant carbon dioxide in light-independent reactions (the Calvin cycle).
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How are photosynthesis and cellular respiration related?
A. Cellular respiration breaks down glucose, while photosynthesis
produces glucose.
B. Cellular respiration is the process animals use to produce glucose,
while photosynthesis is the process plants use to produce
glucose.
C. Photosynthesis produces water molecules, while cellular
respiration splits water molecules apart.
D. Photosynthesis releases energy, while cellular respirationstores
energy
7. The sporophyte is dominant in the gymnosperm life cycle. Which statement is true regarding the sporophyte generation
In the gymnosperm life cycle, meiosis is used by the diploid cells to make gametophytes. Therefore, statement b is correct.
A dominating sporophyte generation characterizes the gymnosperm life cycle. Meiosis creates haploid spores from diploid sporophyte cells. A multicellular, haploid gametophyte is produced when each spore undergoes mitotic divisions. The production of gametes within the gametophyte requires mitotic divisions.
Male spores develop inside male cones into male gametophytes. A grain of pollen surrounds each male gametophyte. Female spores develop inside female cones into female gametophytes. Pollen is transported from a male to a female cone during pollination. Inside seeds, zygotes mature into embryos that give rise to the next generation.
The complete question is -
The sporophyte is dominant in the gymnosperm life cycle. Which statement is true regarding the sporophyte generation?
a) The cells are haploid and use mitosis to produce gametophytes.
b) The cells are diploid and use meiosis to produce gametophytes.
c) The cells are haploid and use meiosis to produce gametophytes.
d) The cells are diploid and use mitosis to produce gametophytes.
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Which of the following have directly caused an explosive human population? (Choose all that apply.)
◾️food production
◾️lack of clean water
◾️better sanitation
◾️more effective medical care
Answer:
more effective medical care
Answer:
◾️food production
◾️better sanitation
◾️more effective medical care
Explanation:
These all help humans live longer, causing rising populations.
What is unique about carbon?
A. bonding properties
B. ability to bond with oxygen
C.properties as a reactant
D. properties as an enzyme
What describes the meeting of organisms that have different homozygous alleles for a single trait?
The term "monohybrid cross" refers to the mating of organisms with various identical alleles for the same characteristic of a single trait. Thus the correct answer is (A). Monohybrid cross.
Two organisms that have different variations at the same genetic locus are combined to form a monohybrid cross. In a monohybrid cross, two or more mutations at a single gene locus control the character(s) under examination. To carry out such a cross, each parent is chosen to be homozygous or true breeding for a specific trait (locus). The monohybrid ratio, also known as the distribution of second-generation (F2) offspring, is often used to determine if a cross qualifies as a monohybrid cross. It shows a cross between two separate parents, each of whom possesses distinct features and different alleles of the same set of genes. In this creature, two identical genes occur in several forms. A monohybrid cross is created when different organisms with varied identical pair genes for the same trait mate.
The complete question is:
What describes the meeting of organisms that have different homozygous alleles for a single trait?
(a). monohybrid cross
(b). dihybrid cross
(c). homozygous cross
(d). heterozygous cross
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when one gram of liquid at its boiling point is changed into water vapor
Answer:
One gram of liquid water changed into water vapor at its boiling point, energy is required called the heat of vaporization. Water has a heat of vaporization of 40.65 kJ/mol. Hydrogen bonding is present between water molecules so to break this hydrogen bond, heat energy is required.
Explanation:
Answer:
Energy is required called the heat of vaporization.
Explanation:
Water has a heat of vaporization of 40.65 kJ/mol. Hydrogen bonding is present between water molecules so to break this hydrogen bond, heat energy is required.
I need someone to explain this answer
Answer:i just simple formulas just remember in bio emzymes live through cells and make up the cell there are millions of different enzymes
Explanation:
brainiest
Treatment of an abscess often requires that it be surgically drained because ______.
O the wall of the abscess prevents proper blood flow into the pus
O the wall of the abscess prevents proper elimination of wastes from the enclosed pus
O the wall of the abscess prevents neutrophils from entering the pus and attacking the pathogens
O the wall of the abscess prevents macrophages from differentiating into monocytes in the pus
Because the abscess wall obstructs adequate blood flow through into pus, management of an abscess frequently necessitates surgical drainage of the abscess.
Which of the below is not an anti-infection chemical barrier?Instead of acting as a barrier, macrophages target pathogens once they have already entered the body. Physical barriers include mucus and epithelial tissue, whereas chemical barriers include saliva and urine.
What type of cell plays the most important role in immunity?The most significant of the three antigen-presenting cells, dendritic cells play a crucial role in the beginning of innate and adaptive immunity (see Section 1-6). Macrophages can directly mediate innate immunity and play a critical role in the effector component of the adaptive immunological response.
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1. What are alleles?
genes that always hide their traits, which are never exhibited
pieces of genes that are observable to the human eye
gene pieces found at certain sites on a chromosome
genes that always show their traits, which are never hidden
Answer:
c
Explanation:
a and d are definetly not ir
Vestigial traits and neutral changes in DNA sequences are good examples of _____. Vestigial traits and neutral changes in DNA sequences are good examples of _____. acclimation
Vestigial traits and neutral changes in DNA sequences are good examples of non-adaptive traits .
Structures that don't have any obvious feature and appear like residual components from a beyond ancestor are known as vestigial systems. Examples of vestigial systems encompass the human appendix, the pelvic bone of a snake, and the wings of flightless birds. Vestigiality is the retention, at some point of the manner of evolution, of genetically decided systems or attributes which have misplaced a few or all the ancestral feature in a given species. Assessment of the vestigiality should usually rely upon assessment with homologous functions in associated species.
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Describe in one paragraph the importance of carbohydrates. (5-8 sentences)
Answer:
Carbohydrates are the body's main source of energy. Without carbohydrates, your body will use up fat and protein in place of carbohydrates. These other sources of energy are harder to use. Carbohydrates provide energy for everything you do, whether it be running or breathing. Carbohydrates also provide important fiber for protection against disease. Extra carbohydrates (not used for energy), broken down as glucose, can be converted to glycogen, which is important for good muscle and liver health.
Explanation:
Hope this helps! :)
A toddler is experiencing hemorrhagic shock and did not respond to an initial fluid bolus. What is the immediate next step of care
If A toddler is experiencing hemorrhagic shock and did not respond to an initial fluid bolus.immediate next step of care would be administration of packed red blood cells.
The goal of treatment in the acute phase of traumatic hemorrhagic shock is to stop the bleeding. To prevent or treat acute coagulopathy of trauma, the physician must manage fluid resuscitation, vasopressors, and blood transfusion as long as this bleeding is not controlled.
If fluid boluses do not alleviate the symptoms of hypovolemic, hemorrhagic shock, packed red blood cells should be administered immediately. As a plasma expander, albumin can also be considered for increased intravenous volume in burns, shock, and trauma.
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1. An intermediate harvest intended to remove part of the trees to allow the remaining trees to get more sun is called what?
2. What forestry practice involves the use of fire as a management tool?
3. Why does clear cutting seem to upset so many people?
4. What are the main ways that forests are reproduced
1. An intermediate harvest intended to remove part of the trees to allow the remaining trees to get more sun is called clearcutting.
2. Prescribed burning
3. Clearcutting reduces biodiversity. Because clearcutting indiscriminately destroys entire areas, plant loss and destruction of animal habitat is unavoidable. Further environmental stress is put on many already endangered species that call the forest home.
4. Forests may be reproduced by either natural or artificial methods.
About ClearcuttingClearcutting is a term that refers to a felling that is used to clear a piece of land evenly without regard to the limit diameter of the trees to be cut down or without exception. The clear cutting system is used to clear a piece of land and after clear cutting, the forest area is planted with various types of trees that are the same age and uniform.
The goal of clear-cutting is to maximize land productivity and environmental quality in accordance with the carrying capacity of the local environment,and create long-lived forest of high quality to meet the needs of industrial raw materials.
Clear logging was chosen compared to the Selective logging system because it can prevent damage to young stands due to clear cutting of all trees, a method that is simple, cheap, and practical, can grow stands of uniform age, plants planted do not overlap with other tree characteristics, and can intercropping technique was carried out. Even so, clear-cutting has drawbacks, such as the occurrence of open ground resulting in minimal nutrients, soil erosion can occur, increased fire hazard, minimal aesthetic views, the goal of clear-cutting is to make the forest lifelong so that it is vulnerable to pests and diseases, and requires replanting of larger plants .
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Does cyanide stop ATP production?
cyanide at low concentrations, acts as a mitochondrial activator and stimulatory bioenergetic factor. Its effects are associated with the stimulation of CCOx activity and an elevation of intracellular ATP, leading to a stimulation of cell proliferation.
Cyanide's blockade of complex IV depletes ATP, which leads to cell death. Cytochrome a3 that has been reduced cannot be reoxidized by oxygen. As a result, both cellular respiration and ATP generation are hindered, effectively depriving the cells, tissues, and ultimately the entire body of oxygen.
Electron transport chain is unable to pump electrons into the intermembrane gap after cyanide exposure. The pH gradient would fall, the intermembrane gap pH would rise, and ATP synthesis would cease.
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what is biotechnology?
Answer:
Biotechnology is the application of cellular and biomolecular processes to the development of inventions and materials that benefit both our lives and the future of our world.
Explanation:
A scientist is observing an invertebrate animal that she collected in shallow salt water. The animal has a hollow central cavity and a gut.Which animal is the scientist most likely observing
Answer: a cnidarian, because it has a gut a cnidarian, because it was collected in shallow salt water a sponge, because it has tissue layers a sponge, because it is an invertebrate.
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Answer:
Lara uses more water
Explanation:
because Lara takes longer showers, uses the dishwasher more often, and keeps the water on while brushing her teeth while Mateo takes shorter showers which uses less water. Washing your hands and keeping the water off while brushing will consume less water as well.
Identify two factors other than the wolf population that may influence the moose population
Answer:
Assuming this isn't multiple choice, the deforestation of plants will contribute to thier populations getting smaller, and the introduction of other animals that eat those plants will create competition
Diseases and environmental changes will affect the population of wolves other than the moose population.
What are the factors affecting population growth?How often an organism reproduces.The number of offspring of an organism.The presence or absence of parental care.How long an organism is able to reproduce.The death rate of offspring.DiseaseThus we can conclude that disease and environmental changes will affect the population.
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what is a parasitic relationship?
a) one in which one member benefits, and the other is harmed.
b) one in which no members benefit, and none are harmed.
c) one in which one member benefits, and the other is unharmed.
d) one in which both members derive some benefit.
Which process primarily focuses on the defeat of an opponent? (PLATO & EDMENTUM) its for psychology
A.
competition
B.
conflict
C.
tertiary cooperation
D.
accommodation
The correct answer is : conflict
Answer:
Conflict
Explanation:
got a 100! the person who said Conflict was right!
Why is the root of a plant unable to absorb mineral salt from the soil if it’s given a poison that prevents respiration
Predict A store owner has a problem with birds building nests on top of the store’s outdoor sign. To scare the birds away, she places rubber snakes on top of the sign. Predict how the birds will react to the rubber snakes. Use the terms habituated, learn, negative effects, positive effects, and stimulus in your answer.
Answer:
the birds will have no habitat
Explanation:
The respiratory system of the body can be injured by volcanic _____ that comes from a volcanic eruption.ashbouldersrock
Taking in volcanic exhaust clouds aggravates the lungs and mucous layers. It can influence how well your lungs work. Volcanic exhaust clouds may likewise influence your insusceptible framework.
One long-haul impact of volcanic debris is silicosis. Silicosis is a sickness bringing about lung debilitation and scarring, from openness to particles of free translucent silica. Minerals that are related to silicosis incorporate quartz, cristobalite, and tridymite, all possibly present in volcanic debris.
The most widely recognized consequences for well-being brought about by volcanic ejections incorporate horrendous wounds, consumption, suffocation, skin aggravation, eye wounds and conjunctivitis, respiratory issues, and even passing.
Debris particles might contain translucent silica, a material that causes a respiratory infection called silicosis.
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What action would you recommend to the point guard?
a) Eat a sandwich
b) Eat something salty
c) Drink lots of water
d) Drink a maltose sports drink
In some cases, a third name is given to the animal to indicate a SUBSPECIES. What animal on the chart is a subspecies? What is this animal's full scientific name?
Answer:
What animal on the chart is a subspecies? The DOGWhat is this animal's full scientific name? Canis lupus familiarisExplanation:
Taxonomy is the study of different organisms, their classification into categories according to their morphological and molecular characteristics and their evolutionary relationships, and assigning to each them a binomial name.
The categories where organisms are classified into are:
• Domains are the highest taxonomic category in which living beings can be grouped or divided. There are three domains: archaea, bacteria, and eukarya.
- The archaea domain
- The bacteria domain
- The eukarya domain
• Kingdom: Includes different phyla closely relates.
• Phylum: Includes different classes closely related.
• Class: Includes different orders closely relates.
• Order: Includes different families closely related
• Family: Includes different genera closely relates
• Genus: Includes many species → Lycaon, Vulpes, and Canis are genuses
• Species: Includes subspecies if there are → For instance, Canis lupus
Subspecies subgroups inside the species group → Canis lupus familiaris
So each level includes the following levels.
In the exposed example, Canis lupus familiaris is a subspecies of the species Canis lupus.
A young goat has downward-curved horns. Its father has upward-curved horns while its mother has downward-curved horns. Which of these statements is the explanation?
Statement 1 is the correct one because every individual receives one copy of the gene from their mother and one from their father.
The process by which a gene's information is used to create a functioning gene product, such as proteins or non-coding RNA, is known as gene expression. Transcription is the process through which the information in the gene is initially transformed into RNA.
And, then the information in the RNA will be translated into protein. This results in the synthesis of functional or non-functional proteins. For goat's horn, the protein keratin is required to buildup a tough structure.
Therefore, in the given situation, the gene combination regulates the shape of the horn of a young goat. Therefore, the correct statement is 1.
The complete question is -
A young goat has downward-curved horns. Its father has upward-curved horns while its mother has downward-curved horns. Which of these statements explains why the young goat has downward-curved horns?
1. The young goat inherited one copy of the gene for horn shape from its mother and one copy from its father. That gene combination instructs for proteins that connect in ways that make downward-curved horns.
2. The young goat inherited one copy of the gene for horn shape from its mother and one copy from its father. Those genes connect together to make its downward-curved horns.
3. The young goat inherited its copies of the gene for horn shape from its mother and not from its father. Just like its mother's genes, those genes instruct for proteins that connect in ways that make its downward-curved horns.
4. The young goat inherited its copies of the gene for horn shape from its mother and not from its father. Those genes connect together to make its downward-curved horns.
Which one is the answer?
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I NEED HELP WILL MARK BRAINIEST IF CORRECT!!!!! PLEASE
This is not meant to be taken bad a need help on Biology
Q: When your parents had sex and created you what do you think happened and what caused it?? Does having sex have a benefit on the Earth if so what is that. If having sex doesn't have a benefit on the Earth what is that and why.
I know for me typing the word sex is kinda weird. My teacher said it's okay everyone does it at some point. Please don't report this is kinda hard for me to ask so please be mindful to me thanks!!
Answer:
When you are created the guys sperm goes inside the women's body and contacts her eggs. Which can get her pregnant. Having "It" does benefit the world. Because this is the thing that creates and brings life of humans. It's a beautiful thing.
Explanation:
It's fine. It's a word people need to get used to because eventually you can't run away from this topic! (That's what I was told..)
Anyways I rlly hope this helped and if you need anything else let me know! Have a wonderful day <33 You seem rlly cool!
PLZ HELP!! Which wave has/will transfer more energy?? A or B??
Why are sodium ions differentially permeable?
Answer:
In most cases, an ion channel is permeable only to specific types of ions (for example, sodium and potassium but not chloride or calcium), and sometimes the permeability varies depending on the direction of ion movement.
Explanation:
Hope it helps u
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Explanation:
This transporter ejects 3 sodium ions from the inside of the cell for every 2 potassium ions it transports in, all against a concentration gradient. ... If, however, membranes are differentially permeable to the ions, an electrical potential across the membrane can arise.