How does cell division impact us and all other organism on earth? Witch type of cell
division will create variations, mitosis or meiosis?
Answers
Answer:
meiosis
Explanation:
Related Questions
Nitrogen is a critical component of what organic compounds?
Answers
Answer:
Nitrogen is a naturally occurring element that is essential for growth and reproduction in both plants and animals. It is found in amino acids that make up proteins, in nucleic acids, that comprise the hereditary material and life's blueprint for all cells, and in many other organic and inorganic compounds.
Explanation:
(I just copy and paste from google)
Answer:
Its essential for growth and reproduction in both plants and animals.
Explanation:
It is found in amino acids that make up proteins, in nucleic acids.
are carbohydrates more structurally versatile than amino acids
Answers
Carbohydrates and amino acids have different structural characteristics and serve distinct roles in biological systems.
While carbohydrates have diverse structural variations and play important roles in energy storage and cell-cell recognition, amino acids contribute to the structural diversity of proteins and have a broader range of functions, including enzymatic activity, signal transduction, and molecular recognition.
Carbohydrates are indeed structurally versatile molecules. They can exist as simple sugars or form complex structures such as polysaccharides and glycoproteins. Carbohydrates are involved in various biological processes, including energy storage (e.g., glycogen) and cell-cell recognition (e.g., blood group antigens). Their structural diversity allows for a wide range of functions in different organisms.
On the other hand, amino acids are the building blocks of proteins and exhibit significant structural diversity within their chemical composition. While there are 20 commonly occurring amino acids, their arrangement and sequence in proteins give rise to a vast array of protein structures and functions. Amino acids contribute to the structural versatility of proteins and enable them to carry out enzymatic reactions, signal transduction, molecular recognition, and other essential biological processes.
In summary, both carbohydrates and amino acids exhibit structural versatility, but amino acids, as the building blocks of proteins, provide a broader range of structural variations and functional diversity in biological systems.
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What is now done to wastewater that was not done until more recently?
Answers
I believe it is the treatment for dangerous pollutants exiting our waterways into the ocean.
Diagram 1 shows the fossilized remains of the lower portion of a horse's leg. Each subsequent diagram shows the same portion of a horse's leg, but the diagrams are from progressively later time periods. Diagram 5 shows the most recent fossil.
Answer: D
What do these diagrams demonstrate?
A.
Modern horses have more toes than earlier species of horses.
B.
All living organisms have increased in size over time.
C.
Fossil evidence cannot be used to support evolution.
D.
fossil evidence can be used to show the evolution of a species over time
Answers
Sally conducts an experiment measuring plant growth. She finds that after two weeks, a plant that receives water grew 4 cm, but the plant that received soda died. What is the term for what is being measured?
Answers
Answer:
The correct answer is - the dependent variable.
Explanation:
In any study or research, the variable is that measured or affected by the change occurs lace in an experiment is called the dependent variable. The dependent variable depends on the factors or the variables that are changed in the experiment.
In this particular study, the variable which is measure is the height or growth of the plant which depends on the change in the hydrating supply so the dependent variable will be - the growth of the plant.
The cell theory is one of the unifying themes of biology. Which of the following
statements would not be part of cell theory?
Cells are the building blocks for all organisms
All organisms must be made of more than one type of cell
All life is made of cells
Cells come from preexisting cells
Cells are the smallest units of life
Answers
Answer: All organisms must be made of more than one type of cell
Explanation:
you have joined the lab of uc merced professor michele nishiguchi as an undergraduate research assistant. she studies symbiotic relationships between sepiolid squids (mollusca: cephalopoda) and vibrio bacteria. this is an example of which level of ecological study?
Answers
One level of ecological research is community ecology. Because the host doesn't acquire any nutrition from the bacterium, bioluminescent symbiosis between bacteria like Vibrio fischeri and the bobtail squid is unique.
Describe community ecology?A dynamic and rich area of ecology is community ecology. Researchers in the field of ecology look at the variables that affect species distribution, community structure, and biodiversity. Both interactions with the abiotic world and the wide variety of interactions that take place between species are included in this list.
Features of a community ecology?
Species variety, growth form and structure, dominance, self-reliance, relative abundance, and trophic structure are among the primary traits of community ecology. Deserts, forests, and ponds are examples of natural communities.
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Which term describes a possible explanation of or answer to a scientific question that is based on prior knowledge or
research and that is testable?
Answers
Answer:testing
Explanation:bytrsting and work you good
........ produces hormones and enzymes that aid digestion.
Liver
Gall bladder
Pancreas
Urethra
Answers
Answer:
urethra
Explanation:
Answer:
Pancreas and liver
Explanation:
Identify the process that causes rock layers to be missed by from an outcrop
Answers
The process that causes rock layers to be missed from an outcrop is erosion.
Erosion is the natural process by which the earth's surface is worn away by the action of wind, water, or ice.
As these agents of erosion work on the surface of the earth, they can wear down and remove layers of rock, including the layers that may have once been present in an outcrop. This can result in gaps or missing layers in the exposed rock sequence.
Erosion can also cause changes in the shape and structure of an outcrop, as well as the surrounding landscape. As the agents of erosion wear away the rock, they can create new landforms, such as canyons or valleys, and alter existing ones, such as mountains or hills.
Erosion can also contribute to the formation of sedimentary rocks, as the eroded material is transported and deposited in other locations, where it can eventually be compacted and cemented into solid rock.
In this way, erosion is a powerful geological process that has shaped the earth's surface over millions of years.
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CAN SOMEONE PLEASE CHECK FOR ME IF IM RIGHT
The organism in which they occur may benefit from certain mutations. They result in a novel type of protein that aids in organisms' environmental adaptation. For evolution to take place, these are necessary. They raise an organism's chances of surviving or reproducing, which means they are likely to become more prevalent in our present day.
Humans have trichromatic vision, which allows them to distinguish between red, green, and blue colors. Numerous creatures lack the ability to perceive all the colors that humans can because they have dichromatic or monochromatic eyesight. an example of a benefit of mutation is humans' capacity for multiple color vision.
3. Quora and Textbook
Answers
Answer:
Youre right i edited it a bit for you, but yours is fine too.
Explanation:
1) How can mutations benefit an organism?
Mutations can actually be beneficial for organisms! They bring about changes in the genetic material, leading to the development of new traits that can help organisms adapt to their environment. These changes give them a better shot at survival and reproduction, which means they're more likely to stick around and become more common over time. So, mutations are like the driving force behind evolution!
2) Check out this cool example of a beneficial mutation. Humans have something called trichromatic vision, which means we can see a wide range of colors like red, green, and blue. It turns out that not all creatures can see as many colors as we can. Some have dichromatic or monochromatic eyesight, meaning they can't perceive the same variety of colors we can. But, lucky us! Our ability to see so many colors is all thanks to a mutation.
This mutation happened in our genes, specifically on the X chromosome. There was a duplication event where a gene called OPN1LW got copied. This gene codes for a protein called long-wavelength cone opsin, which is important for color vision. The duplication created an extra type of cone cell in our retinas, allowing us to have a wider color range and see the world in more vibrant hues!
Sources:
- Quora: [How do mutations benefit an organism?](https://www.quora.com/How-do-mutations-benefit-an-organism)
- Textbook reference: (please provide the specific textbook reference you used)
Represent 1/4 and 3/4 in three ways
Answers
Answer:
1. 1/4
2. 0.25
3. 25%
1. 3/4
2. 0.75
3. 75%
Hope this helps :)
A. low mortality
B. low fertility rates
C. continued growth
D. mortality concentrated in oldest ages
E. life expectancy rose to above 40 years
Countries that began their demographic transition during the 18th and 19th centuries have now completed the transition and are
considered to be post-transitional. Which characteristics listed in the prompt would apply?
A)
A, B, and c
B)
A, B, and D
B, C, and E
D)
A, B, D, and E
Answers
Answer: A, B and D
Explanation: this would be the truly correct answer because post-transitional countries will have low mortality in the oldest ages, a low fertility rate, and negligible growth rates.
So A, B and C would not me the correct answer.
scientists who believe global warming is happening would agree with which of the following statements?
(A) There are few, if any, misconceptions about global warming
(B) Most scientists agree that global warming is occuring
(C) Human activity is a minor cause of global warming.
(D) There is little humans can do to stop global warming
Answers
Answer:
B. Most scientists agree that global warming is occurring.
Explanation:
There is a large deal of misconception in the public surrounding global warming. Human activity is the primary cause of global warming, and therefore, there are many actions that humans could take to stop global warming.
capillary refill time is most reliable as an indicator of end-organ
Answers
Capillary refill time indicates end-organ perfusion and can be used as an indicator in shock, dehydration, peripheral artery disease, hypothermia, and sepsis. To assess, apply pressure and release. A normal time is less than 2 seconds; prolonged time indicates poor perfusion.
Capillary refill time can be used as an indicator in a variety of conditions, including:
1. Shock: A decrease in capillary refill time may indicate hypovolemic, cardiogenic, or distributive shock.
2. Dehydration: Capillary refill time is often prolonged in dehydrated individuals due to decreased blood volume.
3. Peripheral artery disease: Reduced blood flow to the extremities may result in delayed capillary refill time.
4. Hypothermia: In cold temperatures, peripheral vasoconstriction may cause a delay in capillary refill time.
5. Sepsis: In severe sepsis, capillary refill time may be prolonged due to poor perfusion.
To assess capillary refill time, apply pressure to a fingertip or toenail bed and release it. The normal capillary refill time is less than 2 seconds. A prolonged capillary refill time may indicate poor perfusion and may warrant further evaluation.
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When a car slams on breaks, a book in the seat of the car slides forward. What terms describes why that happens?
Answers
Answer: Newton's first law which states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force.
example of natural selection
PLEASE HELP !!!!!!!
20 POINTS
Answers
Answer:
Explanation:
Skeletal Adaptations. Giraffes, lizards, and many other known species adapted to their environments through genetic changes to their skeletons. Coloration. Many species have been studied who've adapted to their environment through adaptions in coloring. Natural selection is the process in nature by which organisms better adapted to their environment tend to survive and reproduce more than those less adapted to their environment. For example, treefrogs are sometimes eaten by snakes and birds. However, natural selection does not always go to the optimum. An example of variation is that I have a cat with black fur and one with yellow fur. Trait that can be PASSED DOWN to offspring through genes. Inherited characteristic that INCREASES an organism's chance of survival or reproduction in its environment.
Inside of chloroplasts is a special pigment called
Answers
Answer:
Chlorophyll
Explanation:
Chlorophyll is a green pigment found in chloroplast
REPOST!!!
Hurry!!!Describe the events of each stage of mitosis. Describe and ILLUSTRATE
Answers
Please mark brainliest to support
Sure, I'd be happy to help!
Mitosis is the process of cell division that produces two identical daughter cells from a single parent cell. The process is divided into four main stages: prophase, metaphase, anaphase, and telophase. During each stage, specific events occur that ensure the proper separation of the duplicated chromosomes.
Prophase:
During prophase, the chromatin in the nucleus condenses and becomes visible as distinct chromosomes. The nuclear envelope breaks down, and the spindle apparatus, composed of microtubules, forms between the two centrosomes. The chromosomes begin to move toward the center of the cell, and the microtubules attach to the kinetochores on each chromosome.
Illustration of Prophase:
Link of picture unavailable
Metaphase:
During metaphase, the chromosomes line up along the metaphase plate, an imaginary line that runs through the center of the cell. The spindle fibers pull on the chromosomes to ensure they are lined up correctly. The centrosomes are positioned at opposite poles of the cell.
Illustration of Metaphase:
Link unavailable
Anaphase:
During anaphase, the sister chromatids are separated from each other by the spindle fibers and are pulled toward opposite poles of the cell. The spindle fibers not attached to chromatids elongate and push the poles of the cell apart, causing the cell to become elongated.
Illustration of Anaphase:
Link of picture
Telophase:
During telophase, the nuclear envelope reforms around each set of chromosomes at opposite poles of the cell. The chromosomes begin to uncoil and revert to their less condensed form, and the spindle apparatus is disassembled. The cell begins to prepare for cytokinesis, which is the process of dividing the cell into two daughter cells.
Illustration of Telophase:
Link of picture
Overall, these four stages ensure that the genetic material is distributed equally between the two daughter cells.
Just to help the guy trying to get brainliest, he actually did a good job
ncbi Phylogeny and temporal diversification of mosquitoes(Diptera: Culicidae) with an emphasis on theNeotropical fauna
Answers
Understanding phylogenetic relationships in the own circle of relatives Culicidae informs mosquito evolution and can have public fitness implications as this own circle of relatives consists of severa species of clinical and veterinary importance.
We investigated the mitochondrial genomes of 102 mosquitoes, which include six newly sequenced species, representing 21 genera with an emphasis at the Neotropical region.
We predicted divergence instances primarily based totally on collection facts and 3 fossil calibration points, the usage of Bayesian comfortable clock methods. Bayesian and maximum-probability phylogenetic analyses primarily based totally at the DNA sequences of thirteen PCGs of the 102 species supplied strong assist for the monophyly of the subfamily Anophelinae and the tribes Aedini, Culicini, Mansoniini and Sabethini. Despite the present day genera of Anophelinae being continually recovered as monophyletic, relationships amongst them proved to be pretty variable relying at the technique used (concatenated or partitioned) and the variety of taxa sampled.learn more about phylogenetic:https://brainly.com/question/13577065
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Write an essay about a
specific organism that is
endangered or threatened
and the reason for its
declining population.
Include any efforts made to
protect and conserve this
organism. At least 200 words
Answers
The answer is An endangered species is a type of organism that is threatened with extinction. Species are becoming endangered for two main reasons: habitat loss and loss of genetic variation.
Habitat loss can occur naturally. The dinosaurs, for example, lost their habitat about 65 million years ago. The hot, dry Cretaceous climate changed very quickly, most likely due to an asteroid impact on Earth. The asteroid's impact threw debris high into the atmosphere and reduced the amount of heat and light reaching Earth's surface. The dinosaurs could not adapt to this new, cooler habitat. The dinosaurs were threatened with extinction and then died out.
Human activities can also contribute to habitat loss. The development of settlements, industry and agriculture reduces the habitat of native organisms. This can be done in a number of ways.
Development may directly remove native habitats and species. In the Amazon rainforest in South America, developers have cleared hundreds of thousands of hectares. Clearing a piece of land means removing all trees and vegetation. The Amazon rainforest is being cleared for ranching, logging and urban use. That means the habitat can support fewer cougars. However, since large parts of the Sierra Nevada, Rocky and Cascade mountain ranges remain undeveloped, cougars are not in danger.
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What is the scientific study of how nutrients and compounds in foods nourish the body?
Answers
Nutrition is the scientific study of how nutrients and compounds in foods nourish the body.
Nutrients are substances that organisms use to survive, grow and reproduce. Dietary intake requirements for nutrients apply to animals, plants, fungi, and protists. Nutrients are taken up by cells for metabolic purposes and are secreted from cells to produce non-cellular structures such as hair, scales, feathers and exoskeletons. Some nutrients can be metabolically converted into smaller molecules in the process of energy release. B. Carbohydrates, lipids, proteins, and fermentation products (ethanol or vinegar).
Water and carbon dioxide are produced as end products. All living things need water. The essential nutrients for animals are a source of energy and some amino acids that combine to form proteins, a subset of fatty acids, vitamins, and certain minerals. Requires carbon dioxide and oxygen to be absorbed from Fungi live on dead or living organic matter to meet the nutritional needs of their hosts.
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All organisms require a set of instructions that specify it's traits. The instructions that are responsible for all the inherent traits of an organism
A.are encoded in molecules of genetic material
B. are passed from the offspring to the parent
C.are formed after an organism is fully-grown
D.are stored in the organisms brain only
Answers
Answer: A, i think. I hope it helps
Explanation:
Answer:
a.
Explanation:
HOW DOES THE PROCESS OF TRANSLATION CONVERT INFORMATION
Answers
Answer: Translation is the process of translating the sequence of a messenger RNA (mRNA) molecule to a sequence of amino acids during protein synthesis. The genetic code describes the relationship between the sequence of base pairs in a gene and the corresponding amino acid sequence that it encodes.
Explanation:
Hope it helps you if not sorry
Answer:from a nucleic acid code to an amino acid code
Explanation:
NOT from a DNA code to an RNA code
In females the x chromosome that is inactivated is called?
Answers
Barr body.
In females, the x chromosome that is inactivated is called the Barr body.
What is a Barr body?
A Barr body is an inactive X chromosome in a female mammal's somatic cell. It's characterized by its condensed DNA in the nucleus's interphase.
The Barr body is a small, round, and dark-staining chromatin body found on the periphery of the nucleus in female somatic cells. The Barr body's presence in the cell nuclei of female mammals is a distinguishing characteristic.
The Barr body is an inactive X chromosome, while the remaining active X chromosome is located adjacent to the Barr body.
The Lyon hypothesis, proposed by Mary Lyon in 1961, states that only one of the X chromosomes is inactivated in females during embryonic growth.
This inactivation, known as the Lyonization process, can occur at random and produce a mosaic of cells expressing either the maternal or paternal chromosome, giving females a genetic mosaicism trait.
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Some differentiated cells become senescent almost immediately, leaving the cell cycle and undergoing terminal differentiation. Other cells have a high need to proliferate in order to grow and repair the organ or tissue, so they do not enter senescence for a long period of time. Which cell type would be most likely to put off senescence and terminal differentiation so it could continue to replicate in order to grow and repair?.
Answers
Skin cells are the ones most likely to delay terminal differentiation and senescence in order to continue reproducing for growth and repair mitosis and tissue repair.
The cells of the skin are a tissue that are constantly dividing to replace cells that are ageing, damaged, or worn out.
Because skin tissues immediately interact with the environment, subjecting them to mechanical, chemical, and other types of damages, mitosis and tissue repair damaged and worn-out cells are common.
Because they must continually divide and replace damaged ones, skin cells cannot afford to enter senescence or terminal differentiation.
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Can somebody please help me with all the question?
Answers
Answer:
no
Explanation:
59) seventeen patients in ten hospitals had cutaneous infections caused by rhizopus. in all seventeen patients, elastoplast bandages were placed over sterile gauze pads to cover wounds. fourteen of the patients had surgical wounds, two had venous line insertion sites, and one had a bite wound. lesions present when the bandages were removed ranged from vesiculopustular eruptions to ulcerations and skin necrosis requiring debridement. fungi are more likely than bacteria to contaminate bandages because they a) are aerobic. b) can tolerate low-moisture conditions. c) prefer a neutral environment (ph 7). d) have a fermentative metabolism. e) cannot tolerate high osmotic pressure.
Answers
fungi are more likely than bacteria to contaminate bandages because they are aerobic and can tolerate low-moisture conditions. The correct answer is (A) (Aerobics can tolerate low-moisture conditions).
Eukaryotic organisms make up the microorganisms known as fungi, which include yeasts, molds, and mushrooms. These organic entities are arranged under realm parasites. Kingdom fungi organisms are everywhere and have a cell wall. They fall under the category of living organisms known as heterotrophs.
Single-celled or extremely complex multicellular fungi exist. They can be found in almost any habitat, but the majority of them live on land, mostly in soil or plant matter, rather than in fresh or salt water.
Any of the approximately 144,000 known species of organisms in the kingdom of Fungi, which includes yeasts, rusts, smuts, mildews, molds, and mushrooms, is a fungus (plural fungi). There are also many organisms that look like fungi, like slime molds and oomycetes (water molds), which are not in the kingdom of fungi but are still commonly referred to as fungi.
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"Overall, how well do you believe the Bearington plant case and Theory of Constraints (TOC) in general align with the habits of highly effective people? (Describe and support your
conclusion).
Answers
The Bearington plant case and the Theory of Constraints (TOC) align well with the habits of highly effective people.
Firstly, TOC emphasizes the habit of prioritizing and focusing on the most critical aspects of a system or process. In the Bearington plant case, the TOC approach identified the bottleneck operation and focused efforts on improving its efficiency. This aligns with the habit of highly effective people who prioritize their tasks based on their importance and impact.
Secondly, TOC encourages continuous improvement and problem-solving. The case study demonstrates this through the implementation of various improvement initiatives to address the bottleneck and optimize the entire system's performance. This aligns with the habit of highly effective people who constantly seek ways to enhance their processes and overcome obstacles.
Furthermore, TOC promotes a systems-thinking mindset, which is also essential for highly effective individuals. It encourages considering the entire system rather than optimizing individual components in isolation. In the Bearington plant case, the TOC approach aimed to improve the overall throughput of the plant, taking into account the interdependencies between different operations. This aligns with the habit of highly effective people who understand the interconnectedness of various factors and make decisions that consider the bigger picture.
In conclusion, the Bearington plant case and TOC align well with the habits of highly effective people. The focus on prioritization, continuous improvement, and systems thinking reflects the principles that highly effective individuals adopt in their personal and professional lives.
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the single uterine artery impacts which component of the oxygen transfer system?
Answers
The single uterine artery impacts placental component of the oxygen transfer system
How does embryonic perfusion differ when there is only one umbilical artery?
Single umbilical artery (SUA) fetuses have one umbilical artery that supplies all of the blood to the placenta, increasing the arterial diameter as a consequence.
The primary blood vessels feeding the uterus are called uterine arteries. They primarily come from the internal iliac artery's anterior stem. In addition to transcatheter arterial embolization for the treatment of uterine fibroid and postpartum bleeding, uterine arteries are crucial in pregnancy.
During pregnancy, trophoblastic invasion occurs in the spiral artery, the main extension of the uterine artery. The musculoelastic properties are lost, and the arteries become uteroplacental, increasing blood supply to the placenta and the fetus.
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