Answer:
Explanation:
most cellular activities take place in the cytoplasm such as many metoblic pathways including glycolysis and processes such as cell division.
А_________ is any object that orbits a larger object
Answer:
The answer is satellite, give me brainliest answer pls:)
Answer:
An object that moves around another object in space is a
A natural satellite of a planet or asteroid. objects that orbit around a body in space that are not man made. ex. the earth is a natural satellite of the Sun, the moon is a natural satellite of Earth.
Explanation:
what is function of endosperm
Answer:
its function it to store starch
Answer:
The function of endosperm is to support embryonic growth by supplying nutrients, protecting the embryo and controlling embryo growth by acting as a mechanical barrier during seed development and germination.
Glycolysis occurs in all living cells. Which row correctly identifies the cell
structure involved and the products of glycolysis respectively?
A. mitochondria: 36ATP, CO₂, H₂O
B. cytoplasm: 2ATP, pyruvate, NADH
C. mitochondria: 2ATP, pyruvate, NADH
D. cytoplasm: 36ATP, CO₂, H₂O
Glycolysis occurs in all living cells. The location and products of glycolysis in the cell are: (B) cytoplasm: 2ATP, pyruvate, NADH.
Glycolysis is also called the EMP pathway. It is common to all the organisms either aerobic or anaerobic. This occurs in the cytoplasm of the cell. The process does not require oxygen and is a composed 10 steps of chemical reactions that ultimately form 2 molecules of pyruvate.
NADH is a coenzyme that participates in the various process of metabolism. It stands for Nicotinamide Adenine Dinucleotide (NAD) + Hydrogen (H). Its key role is to synthesize energy for the body.
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The functions of vascular tissue in plants include:.
Answer: to provide nutrition, transport pathways for water and support plant’s body
there are different states of matter and each has a distinct characteristics. if ever you'll compare yourself to these states, what would you be and why?
plss help me
Answer:
A human is a solid
Explanation:
We have a definite shape and higher density than liquid or gas
Evaluate three ways in which conflict can help to build positive relationship between youth and their parents
Answer:
Conflict can help to build a positive relationship between parents and youth due to the fact that conflict can lead to communication. When conflict arrives you need active listening, communication, and responsibility to approach any issue that may occur.
Explanation:
in some cells mitosis occurs without cytokinesis. what would the resulting cell look like
A cell that undergoes mitosis without cytokinesis would look like a multi-nucleated cell, with multiple nuclei within a single cell membrane.
Mitosis is a process of cell division in which a single cell divides into two identical daughter cells, each with the same number and type of chromosomes as the parent cell. Mitosis is a critical process for the growth, development, and maintenance of multicellular organisms.
During normal cell division, mitosis is followed by cytokinesis, which is the process of dividing the cytoplasm and cell membrane to create two daughter cells. However, if cytokinesis does not occur, the cell will not divide into two separate cells, and instead will remain as one cell with multiple nuclei.
This can be seen in certain types of cells, such as muscle cells and some fungi, which are naturally multi-nucleated. However, in other types of cells, the lack of cytokinesis can lead to problems and may be a sign of cancer or other diseases.
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I need help to check the answer for those question that have writing underneath and I need help for those question with no pen writing underneath please
Answer:
first page is good 2 page might want to look over again or have a parent help you
Explanation:
I need help asap!!
What skull most resembles the Homo sapiens?
What evidence from the chart led you to that conclusion?
What hominid group does the mystery skull most resemble?
What evidence from the chart led you to that conclusion?
Among all the known hominid skulls, the skull of Homo sapiens most closely resembles the modern human skull.
What skull most resembles the Homo sapiens?
However, it's worth noting that there are some anatomical differences between the modern human skull and the skulls of our earlier hominid ancestors, such as a larger brain case and smaller brow ridges in modern humans. Additionally, there are also some regional variations in the human skull, such as differences between skulls of people from different geographic regions or ethnic groups.
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Cycling mater of plants and animal cells
If you planted 100
seeds from this test cross,
about how many would
be white? How many would
be red?
PLEASE HELP I AM NOT GOOD AT SCIENCE
Which of these Earth systems interact when a volcanic eruption produces a large amount of smoke?
geosphere and cryosphere
geosphere and atmosphere
hydrosphere and biosphere
hydrosphere and cryosphere
Answer:
Geosphere and atmoshphere
Explanation:
If the later paranthropoid were not ancetor of modern human, which pecie could have been? Jutify your anwer by referencing the text and drawing on your undertanding of macroevolution
While the later paranthropoid species were not the direct ancestors of modern humans, it is believed that they might have shared a common ancestor with hominins.
Modern humans are believed to have evolved from a species of early primates called hominins. However, the exact species that could have been the ancestors of modern humans is still a matter of scientific debate, however, some of the most widely accepted possibilities include Sahelanthropus tchadensis, Orrorin tugenensis, and Ardipithecus ramidus.
These species lived in Africa between 6 million and 4 million years ago and showed a combination of human and apelike traits, suggesting that they were on the evolutionary path that eventually led to modern humans.
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donker m, straver me, wesseling j, loo ce, schot m, drukker ca, et al. marking axillary lymph nodes with radioactive io- dine seeds fo
The purpose of marking axillary lymph nodes with radioactive iodine seeds is to aid in their localization and identification during surgical procedures, particularly in the context of breast cancer.
During breast cancer surgery, it is important to identify and remove the affected axillary lymph nodes for accurate staging and proper treatment planning. To facilitate this process, radioactive iodine seeds can be implanted in the axillary lymph nodes prior to surgery.
The radioactive iodine seeds emit radiation that can be detected using specialized equipment, such as a gamma probe, during the surgical procedure. This allows the surgeon to precisely locate and remove the marked lymph nodes, ensuring that all potentially cancerous nodes are appropriately excised.
By marking the axillary lymph nodes with radioactive iodine seeds, the procedure becomes more efficient and targeted. It helps reduce the risk of unnecessary lymph node removal while maximizing the likelihood of detecting and treating cancerous nodes.
Overall, marking axillary lymph nodes with radioactive iodine seeds improves the accuracy and success of axillary lymph node dissection in breast cancer surgery.
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The complete question is:
What is the purpose of marking axillary lymph nodes with radioactive iodine seeds?
Do humans share a common ancestor with yeast? How do you know?
HELP PLSSSSSSSSSS
14) An environmental policy instrument, which has the lowest control and monitoring cost: a) BACT b) tradeable emission permits c) emission standards.
The environmental policy instrument with the least control and monitoring prices is option b) tradeable emission permits.
Cap-and-trade systems, commonly referred to as tradable emission permits, enable the distribution and selling of licences that signify the right to emit a specific quantity of pollutants. This approach places an overall cap on emissions, but specific businesses are free to buy or sell permits in accordance with their emission requirements.
Tradeable emission permits provide greater flexibility and reduced monitoring costs as compared to alternative choices like a) Best Available Control Technology (BACT) and c) emission standards.
While emission regulations necessitate constant monitoring to guarantee adherence to set emission limits, BACT necessitates comprehensive monitoring and enforcement to ensure compliance with specific emission reduction technologies.
Tradeable emission permits, however, are dependent on the market mechanisms and self-regulation, reducing the need for extensive monitoring and enforcement efforts.
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The environmental policy instrument that has the lowest control and monitoring cost is b) tradeable emission permits.
This can be classified as an example of the market-based approach to environmental regulation. An environmental policy instrument is a technique that governments utilize to influence human behavior concerning the environment. The following are three types of environmental policy instruments: Emission standards, Best Available Control Technology (BACT), and Tradable Emission Permits (TEP).
In the event that an organization or industry has an emission permit that is under their level of pollution output, it can trade the excess permit to different businesses in need of additional permits. Consequently, the framework guarantees that a similar amount of pollution is created, but this is done at a lower cost to the businesses. This trading system reduces the expense of compliance by allowing companies to choose whether or not to trade their emissions and how much to pay for the permits. Therefore, the tradeable emission permit instrument has the lowest control and monitoring cost.
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Place the steps needed to see a specimen under the compound light microscope described below in the correct order:
A. Look through the ocular lens while using the coarse adjustment knob to focus on the specimen. Use the stage knobs to center the area of the specimen you want to study.
B. Plug in the microscope and turn on the light source.
C. Place the specimen on the microscope stage.
D. Rotate the lowest-power objective into place. Use the stage knobs to center the specimen below the objective.
E. Slowly rotate the medium-power objective into place. Look through the ocular lens while you use the fine adjustment knob to fine focus the specimen.
The correct order is:
B. Plug in the microscope and turn on the light source.
C. Place the specimen on the microscope stage.
D. Rotate the lowest-power objective into place. Use the stage knobs to center the specimen below the objective.
A. Look through the ocular lens while using the coarse adjustment knob to focus on the specimen. Use the stage knobs to center the area of the specimen you want to study.
E. Slowly rotate the medium-power objective into place. Look through the ocular lens while you use the fine adjustment knob to fine focus the specimen.
First, you need to ensure that the microscope is properly plugged in and the light source is turned on. Then, place the specimen on the microscope stage. Next, rotate the lowest-power objective into place and use the stage knobs to center the specimen below the objective. Look through the ocular lens and use the coarse adjustment knob to initially focus on the specimen. Adjust the stage knobs to center the specific area of the specimen you want to study. Finally, slowly rotate the medium-power objective into place and use the fine adjustment knob to fine-tune the focus of the specimen.
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The correct order of the steps needed to see a specimen under the compound light microscope described below is as follows:
B. Plug in the microscope and turn on the light source.
C. Place the specimen on the microscope stage.
D. Rotate the lowest-power objective into place. Use the stage knobs to center the specimen below the objective.
A. Look through the ocular lens while using the coarse adjustment knob to focus on the specimen. Use the stage knobs to center the area of the specimen you want to study.
E. Slowly rotate the medium-power objective into place. Look through the ocular lens while you use the fine adjustment knob to fine focus the specimen.
It is important to first plug in the microscope and turn on the light source before placing the specimen on the microscope stage and rotating the lowest-power objective into place. The next step is to look through the ocular lens while using the coarse adjustment knob to focus on the specimen and centering the area of the specimen you want to study by using the stage knobs. The final step involves rotating the medium-power objective into place and looking through the ocular lens while using the fine adjustment knob to fine focus the specimen.
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Explain why polygenic traits are expressed through quantitative variation, using skin color as an example.
If there are more alleles present for darker skin tone, then the offspring will have darker skin pigment than the parents may have.
There can be varying expressions of pigment color from dark to light based on the alleles received, even in the same family.
The sum of the allele combinations determines the expression of the trait from one degree to the other.
A bell curve shows the quantitative variation.
Polygenic traits, such as skin color, are expressed through quantitative variation because they are influenced by multiple alleles and the combination of these alleles determines the range of phenotypic expression.
Polygenic traits, including skin color, are controlled by multiple genes, each contributing to the overall expression of the trait. In the case of skin color, there are several genes involved, each with multiple alleles. The presence of different alleles contributes to variations in skin pigmentation. For example, if there are more alleles associated with darker skin tone, individuals who inherit these alleles are likely to have a darker skin pigment than their parents may have.
Furthermore, the expression of polygenic traits can result in varying degrees of phenotypic variation, even within the same family. This variation arises from the combination of alleles inherited from both parents. Offspring can receive different combinations of alleles, resulting in a range of skin color expressions from dark to light.
The concept of quantitative variation is often visualized using a bell curve, where the majority of individuals fall within the intermediate range of the trait. The sum of allele combinations across multiple genes determines the overall expression of the trait, resulting in a continuous spectrum of skin color. The bell curve illustrates the quantitative variation observed in polygenic traits such as skin color, with the majority of individuals exhibiting intermediate shades while fewer individuals display extremely dark or light skin tones.
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why is there only one winter and summer a year
As you increase altitude, air pressure increases.
True
False
Answer:
pressure decreases with increasing altitude.
Explanation:
Hope this helps sorry if incorrect
help me please :((((
Answer:
C) 13
Explanation:
Aluminum is element No. 13 on the Periodic Table of Elements.
hopebit helps
Paleontologists discovered fish fossils in the arid deserts of western egypt. What does the fossil evidence most likely indicate about this area’s geologic past?.
The discovery of fish fossils in the arid deserts of western Egypt by paleontologists indicates that this area's geologic past was probably covered by an ancient sea.
Fossils are the physical remains of ancient organisms that have been preserved in rock or sediment over time. They are significant because they provide important information about the history of life on Earth and how it has evolved over millions of years.
Paleontologists are scientists who specialize in the study of fossils. They examine fossils to learn more about the organisms that once lived on Earth and how they interacted with their environment.
The discovery of fish fossils in the arid deserts of western Egypt by paleontologists indicates that this area's geologic past was probably covered by an ancient sea. This suggests that the region was once located near a coast or was at the bottom of an ocean.
The presence of fish fossils also suggests that this area was rich in aquatic life and may have been an important breeding ground for fish and other marine animals. This is supported by the fact that many of the fossils found in this area are well-preserved and contain a wealth of information about the environment in which they lived.
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Protein in your diet provide what necessary substances to repair muscles?
The muscle damage initiates a repair process in which certain hormones, along with the macronutrient protein, synthesize new satellite cells, which are used to repair the damaged muscle fibers. In other words, the role of protein is to help repair tissues damaged by exercise.
how do the two members of a pair of homologous chromosomes differ from each other? group of answer choices in their sequence of genes inherited from either parent. the position of the centromere within each of the chromosomes their length the identity and relative position of the genes present on each of the chromosomes in their sequence of alleles inherited from either parent.
The two members of a pair of homologous chromosomes differ from each other as : their sequence of alleles inherited from either parent.
How are the two members of a pair of homologous chromosomes different from each other?Due to having various alleles of the same gene, two homologous chromosomes can be distinguished from one another. Human body cells are diploid, which means that each chromosome has two copies.
A homologous pair of chromosomes has identical genes on each of them in the same order, although there may be differences between them that give rise to different alleles. While some of these allele's mutations may have functional ramifications, others won't.
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What kingdom and class would this fossil belong to? Explain why.
This fossil belong to Kingdom: Animalia Class: Actinopterygii because they are the member of ray refined fish.
What are fossils?Fossils are defined as the well-preserved remnants of plants and animals whose corpses were buried in sand and mud beneath ancient seas, lakes, and rivers. The evolution of plants and animals as well as how they adapted to their habitats are both strongly supported by fossil data.
The remains of dead organisms are preserved in fossils. This is the earth's former inhabitants' impression. the history's final holdout. A Tall Drink of Water - The Fossil Falls region is unique among the many waterfalls in the Cascade Kingdom.
Thus, this fossil belong to Kingdom: Animalia Class: Actinopterygii because they are the member of ray refined fish.
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students looking over an electrocardiogram can clearly identify the various waves on a patient’s readout. between which waves are the av valves open?
When examining the electrocardiogram (ECG) readout, students can easily recognize the various waves on a patient's readout. The atrioventricular valves (AV) are open between the P wave and the QRS complex of the ECG reading. Atrioventricular (AV) valves are the valves that regulate blood flow between the atria and ventricles.
The tricuspid valve is the right AV valve, and the bicuspid valve is the left AV valve. The atria are separated from the ventricles by these two valves. The atria and ventricles are separated by these valves to avoid backflow of blood into the atria. As a result, when the atria contract, the AV valves open, allowing blood to flow into the ventricles. After that, the ventricles contract, closing the AV valves to prevent the blood from flowing back into the atria.
Therefore, the AV valves are open between the P wave and the QRS complex of the ECG reading. The P wave represents atrial depolarization, which is followed by the QRS complex, which represents ventricular depolarization.
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Give a reason why the permanent tissue does not grow
Answer:
they are plant cells thst have comppleted their growth and do not divide
Explanation:
there is no meristemic growth
Unlike meristems, permanent tissue is made of differentiated cells that have lost their ability to divide.
what connects the leave to the stem or branch?
Answer:
stem
Explanation:
because the branch is connected to the tree and the branch has stems that have leaves on them
the only phylum that shows active flight in invertebrates is
coelenterata
arthropoda
mollusca
echinodermata
Answer:
It would be arthropoda
Explanation:
Insects and arthropods are the only invertebrates able to fly since insects are not a part of your list arthropoda would be the answer. I hope this helps and if you can give me brainliest? :)
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops int haploid, hybrid plant that is sterile. Why is the hybrid plant sterile? Select all that apply. Select one or more: a. Meiosis cannot occur. b. The plant cannot grow. O c. The cells do not contain homologous chromosomes. d. The gametes produced cannot combine with the gametes of other plants. e. Mitosis cannot occur. Body characteristics affect the likelihood of fossilization. Which statement(s) about body characteristics is (are) true? Select all that apply. Select one or more: a. If an organism has a soft body, it is more likely to form a fossil because minerals can penetrate it more easily. b. A hard shell is not crushed easily and does not decompose quickly. c. If an organism has a soft body, it is less likely to be fossilized. Competition is central to the theory of natural selection. Why does competition occur? Select one: O a. Organisms are naturally antagonistic (hostile). O b. Females must choose among possible mates. c. Males must defend their territories. O d. Organisms typically produce too many offspring, and resources are limited.
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops into a haploid, hybrid plant that is sterile. The hybrid plant is sterile because meiosis cannot occur and the cells do not contain homologous chromosomes. Hence, the correct options are a and c. If an organism has a soft body, it is less likely to be fossilized because the body breaks down before it can be preserved. Competition occurs because organisms typically produce too many offspring, and resources are limited. This means that not all of the offspring will be able to survive and reproduce. As a result, the offspring must compete for resources such as food, water, and mates. Hence, option d is the correct answer.
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops into a haploid, hybrid plant that is sterile. The hybrid plant is sterile because meiosis cannot occur and the cells do not contain homologous chromosomes. Hence, the correct options are a and c.
Mitosis and the plant's ability to grow is not affected by sterility. Sterility, on the other hand, means that the plant cannot produce any reproductive cells (like gametes), making it unable to reproduce. Therefore, option b and option d are incorrect. Additionally, the hybrid plant's sterility is caused by an odd number of chromosomes, which results in the improper separation of chromosomes during meiosis.
Body characteristics affect the likelihood of fossilization. A hard shell is not easily crushed and decomposes slowly, which allows for better fossilization of the organism. As a result, option b is correct and options a and c are incorrect. If an organism has a hard shell, it is more likely to form a fossil.
If an organism has a soft body, it is less likely to be fossilized because the body breaks down before it can be preserved. Competition occurs because organisms typically produce too many offspring, and resources are limited. This means that not all of the offspring will be able to survive and reproduce. As a result, the offspring must compete for resources such as food, water, and mates. Hence, option d is the correct answer.
Females choosing among possible mates or males defending their territories are examples of intraspecific competition, which is a type of competition that occurs within a species. However, the question is asking why competition occurs in general, and the answer is that resources are limited and organisms produce too many offspring. Therefore, options a, b, and c are incorrect.
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