What would happen to a plant if the chloroplasts in its cells became damaged?

Answer:

The brown eyed trait is dominant

Explanation:

This question involves a single gene coding for eye color in humans. The alleles responsible for these traits in the gene are brown alleles (B) and blue allele (b). However, according to this question, two brown eyed parents give birth to a blue eye baby.

The dominant trait is the BROWN-EYES, however, the two brown-eyed parent gave birth to a blue eyed child because the two parents were heterozygous for the trait i.e. contained one brown allele and one blue allele in their respective gene (Bb). Hence, if these two cross, 3/4 of the children will possess the dominant trait (brown eyes) while 1/4 will possess the recessive trait (blue eyes).

The correct statement is "It caused many organisms to die off" because oxygen was toxic to them.

Option (b) is correct.

The Great Oxidation Event refers to the period of time approximately 2.4 billion years ago when oxygen began to accumulate in the Earth's atmosphere due to the evolution of photosynthetic organisms like cyanobacteria.

This event had a significant impact on the evolution of life on Earth, as the presence of oxygen allowed for the evolution of aerobic respiration, which is much more efficient than anaerobic respiration. However, the sudden increase in oxygen also caused many anaerobic organisms to die off because they were unable to tolerate the presence of oxygen,

Therefore, the correct answer is option B

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Answer: c (3rd image down)

Explanation: :Two factors affect population potential survival rate, which are crossing over and independent assortment.

The warm and dry conditions helped the bread mold to grow.

Rhizopus stolonifer is commonly known as black bread mold. It is a member of Zygomycota and considered the most important species in the genus Rhizopus. It is one of the most common fungi in the world and has a global distribution.

The genus Rhizopus has the same common name, bread mold, as the entire phylum, Zygomycota, in which it is found. The Zygomycota are in the Kingdom Fungi, a group unified by two structural features, a filamentous structure.

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Answer:Freehahhaahahhagagagsgsgsgsgsg

Explanation:

Freehahhaahahhagagagsgsgsgsgsg

Answer: Thank You for the Free Points, Brother! :)

Explanation: Free yayayyayahah

Answer:

wait wdym defend? like you're in an argument about the theory of evolution and you want to defend your point........?

The needs with the amount of budget from highest to lowest include

The most important aspect of life in organisms is food as we need it to stay

alive and healthy which is why it has the highest budget.

Education comes second due to it ensuring people are learned ,developed

and has a relatively high cost.

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Epidemiology is the study of patterns, causes, and effects of health and disease conditions in populations. Through targeted studies, epidemiologists have identified risk factors for various types of cancer, which has led to the development of screening programs and other public health interventions.

Breast, prostate, and colon cancer are among the most common types of cancer and have well-established screening programs in place. This is because these types of cancer have a relatively high incidence rate, and screening tests are effective in detecting early stages of the disease when treatment is most effective. In addition, there are well-established risk factors for these types of cancer, such as age, family history, and lifestyle factors like diet and physical activity.

In contrast, screening for other types of cancer, such as pancreatic, testicular, and bladder cancer, is not as systematic. This is because these types of cancer have a lower incidence rate, and screening tests are less effective in detecting early stages of the disease. For example, pancreatic cancer is often diagnosed at an advanced stage because symptoms do not appear until the disease has progressed. Testicular cancer is relatively rare, and self-examination is often effective in detecting early signs of the disease. Bladder cancer is often diagnosed after symptoms appear, but there is ongoing research into the effectiveness of screening tests for this type of cancer.

In addition to incidence rates and screening effectiveness, other factors that influence public health choices for cancer prevention and control include cost-effectiveness, access to healthcare, and potential harms associated with screening tests. For example, some types of cancer screening tests, such as mammography for breast cancer, can lead to false-positive results and unnecessary follow-up procedures, which can cause anxiety and additional costs.

In summary, epidemiology has played a crucial role in identifying risk factors for various types of cancer, which has led to the development of screening programs and other public health interventions. The choice to implement systematic screening for breast, prostate, and colon cancer is based on a combination of factors, including incidence rates, screening effectiveness, cost-effectiveness, access to healthcare, and potential harms associated with screening tests.

Your Welcome

Answer:

D

Explanation:

Fungi

Like mushrooms and junk,

Answer:

The false answer is D (or the last one)

Explanation:

Prokaryotic cells are different from eukaryotic cells because they do not contain membrane-bound organelles, thus making the last statement false.

Answer:

noooooooooooooooooooo

The answers include the following below:

This is referred to as the circulation of carbon in various forms through nature and involves various processes such as photosynthesis, respiration etc.

The process F which points from the right tree to the air means that oxygen from the plant goes into the atmosphere after the process of photosynthesis and is then used by animals.

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Answer:

1,3

2, organs

3, i do not know

4, i do not know

Answer:

Global warming 100%  one of them.  And Air pollution.

Explanation:

Good luck

The senario that would be an example of the scientific method at work is as follows: Your cat keeps vomiting up a mysterious plant after visiting your back yard. What is the plant? Why does it make your cat vomit on your rug?

Scientific method is a method of discovering knowledge about the natural world based in making falsifiable predictions (hypotheses), testing them empirically, and developing theories that match known data from repeatable physical experimentation.

The scientific method is made up of the following components:

According to this question, the scenario whereby: "your cat keeps vomiting up a mysterious plant after visiting your back yard. What is the plant? Why does it make your cat vomit on your rug?" exemplifies the scientific method.

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The goal of mitosis image/sequence classification is to detect if a mitotic event occurs in the sequence.

In cell biology, mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei. Cell division by mitosis gives rise to genetically identical cells in which the total number of chromosomes is maintained. Therefore, mitosis is also known as equational division.

The process of mitosis generates new cells that are genetically identical to each other. Mitosis helps organisms grow in size and repair damaged tissue.

Mitosis is important for three main reasons: development and growth cell replacement and asexual reproduction.

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Answer:

The correct answer is - cellular respiration.

Explanation:

Cellular respiration is the cellular biochemical process that includes different sets of chemical reaction takes place in mitochondria of the cell from glucose or sugar to the release of a huge amount of chemical energy in the form of ATP with carbon dioxide and water as a byproduct.

ATP or adenosine triphosphate is the basic and primary form of energy used by the cell. Following equation can summarize the complete production of energy from stored nutrients.

                   C6H12O6 + 6O2 → 6CO2 + 6H2O+ energy (38 ATP)

Answer: chromosomal replication

Explanation:

The nutrient which provide more energy is C. Lipids

Among the given options, lipids provide the most energy per unit mass. Lipids, also known as fats, are a concentrated source of energy in the diet. When metabolized, lipids yield approximately 9 kilocalories (kcal) of energy per gram.

Carbohydrates, including sugars and starches, provide approximately 4 kcal of energy per gram. They are a readily available source of energy for the body, particularly for short-term energy needs. Proteins also provide approximately 4 kcal of energy per gram. However, their primary role is not as an energy source but rather as the building blocks for tissues, enzymes, and other important molecules in the body.

Vitamins, on the other hand, do not provide significant energy. They are essential for various biochemical processes in the body but do not contribute directly to energy production.

It is important to note that while lipids provide the most energy per gram, the overall balance and variety of nutrients in a diet are crucial for maintaining optimal health. Nutrient needs vary based on individual factors, such as age, sex, activity level, and overall health goals. Therefore, Option C is correct.

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No, "Crick and Watson" is not a type of genetic test. Crick and Watson refer to James D. Watson and Francis Crick, who were scientists involved in the discovery of the structure of DNA. They proposed the double-helix structure of DNA in 1953, which provided the foundation for understanding genetic information and its role in heredity.

Genetic tests, on the other hand, are laboratory tests that analyze an individual's DNA or genes to provide information about their genetic makeup, potential genetic disorders, or predispositions to certain conditions.

These tests can be used for various purposes, such as diagnosing genetic disorders, predicting the risk of developing certain diseases, determining carrier status for genetic conditions, or providing ancestry and genealogical information.

While Crick and Watson made significant contributions to the field of genetics, they are not directly associated with genetic testing. Genetic tests are based on scientific advancements and technologies developed after their groundbreaking discovery of the DNA structure.

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Answer:

Facilitated diffusion require no energy and travels down the gradient of concentration. On the other hand, active transport takes energy and travels up the gradient of concentration.

Hope this helps! Have a great day!!

The nuclear envelope is a synapomorphy that defines eukaryotes as a monophyletic group.

A monophyletic group is a group of organisms that are all descended from a common ancestor. This means that all members of the group share a single ancestor, and their evolutionary histories have not diverged from that ancestor. In contrast, a polyphyletic group is one composed of organisms that do not all share a single ancestor. Monophyly is an important concept in biological classification, since it allows biologists to identify groups of organisms and determine their evolutionary relationships.

Because all eukaryotes living today have cells with a nuclear envelope, it is valid to infer that their common ancestor also had a nuclear envelope. Because bacteria and archaea do not have a nuclear envelope, it is not valid to infer that the trait arose in the common ancestor of eukaryotes. Therefore, the nuclear envelope is a synapomorphy that defines eukaryotes as a monophyletic group.

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Since, the options are not given the question is incomplete the correct question is as follows:

Bacterial cells have been treated with a drug that stops a dividing cell. Which of the following processes would not be necessary for the survival of bacterial cells treated with this drug?​

a. DNA replication

b. Translation

c. Transcription

d. Transcription and translation

e. Transcription, translation and DNA replication

Answer: e. Transcription, translation and DNA replication

Explanation:

It is given that the drug will inhibit the cell division in bacteria cells. So, the cells cannot progress to the S phase of cell cycle where DNA synthesis takes place. The DNA related processes like replication and transcription will not occur. The transcription involves the synthesis of RNA from DNA. This will further prevent the translation process, where the RNA is used for protein synthesis. Thus the inhibiting of cell cycle but the drug will prevent DNA replication, transcription and translation.

The independent variable are the different types of sugar solutions: maltose, glucose, and sucrose.

A variable is any factor in an experiment that can be manipulated, controlled for, or measured.

There are three types of variables in an experiment:

An independent variable is the variable that stands alone and is not affected  by other factors in the experiment. Changes in this variable results in changes in the dependent variable.

In the given experiment, the independent variable are the different types of sugars.

In conclusion, changes done to the independent variable results in changes in the dependent variable.

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1. In the organ system, The circulatory system is responsible for providing gases, nutrients, and hormones around the body.

2. The organ system that helps waste gases such as carbon dioxide leave the body is the respiratory system.

3. The organ system that includes the brain is the nervous system.

4. The kidneys and the urethra are part of the urinary system.

1.The circulatory system is the organ system in charge of delivering nutrients, gases, and hormones throughout the body. It consists of the heart, blood vessels, and blood, which work together to transport oxygen, nutrients, hormones, and waste products throughout the body. The heart pumps oxygenated blood to the tissues, delivering nutrients and oxygen, while the blood vessels act as a network of highways to distribute these substances to cells and organs.

2. The respiratory system is the organ system that assists waste gases such as carbon dioxide in leaving the body. The lungs, airways, and respiratory muscle are all part of it. During respiration, oxygen is taken in and carbon dioxide is removed from the body. The lungs exchange gases by inhaling oxygen-rich air and exhaling carbon dioxide.

3. The nervous system is the organ system that contains the brain, as well as the spinal cord and nerves. The brain is the body's command and control Centre, coordinating and regulating many physical activities and processes.

4. The kidneys and the urethra are part of the urinary system. The urinary system is responsible for filtering waste products, excess water, and toxins from the blood, producing urine, and eliminating it from the body. The kidneys filter the blood, removing waste and excess substances, while the urethra is the tube that carries urine from the bladder to the outside of the body during urination.

These organ systems work together to maintain homeostasis and ensure the proper functioning of the human body.

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Answer:

Which organ system is responsible for transporting nutrients, gases, and hormones through the body?

✔ cardiovascular system

Which organ system helps waste gases such as carbon dioxide leave the body?

✔ respiratory system

Which organ system includes the brain?

✔ nervous system

The kidneys and the urethra are part of which body system?

✔ urinary system

Answer:

By the late 1830s, botanist Matthias Schleiden and zoologist Theodor Schwann were studying tissues and proposed the unified cell theory. The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells.

Answer:

A. Greenhouse gases levels would decrease.

Explanation:

Hope this helps!

Answer:

A. Greenhouse gases levels would decrease

Explanation:

Burning fossil fuels like coal, oil and natural gas for energy releases greenhouse gases like carbon dioxide and methane into the atmosphere. These greenhouse gases contribute to global warming by trapping heat in the atmosphere. If humans stopped burning fossil fuels, it would dramatically reduce the amount of new greenhouse gases being emitted. This would allow atmospheric greenhouse gas levels to gradually decrease over time as natural processes absorbed some of the excess gases.

The other answers are not likely results:

B. The polar ice caps would melt more quickly - Stopping fossil fuel combustion would actually help slow the melting of polar ice caps by reducing global warming.

C. There would be less oxygen in the atmosphere - Fossil fuel combustion does not significantly impact atmospheric oxygen levels.

D. Global warming would increase - Ending fossil fuel use would lead to less global warming in the long run by reducing greenhouse gas emissions.

So in summary, the most immediate and likely result of humans stopping fossil fuel combustion would be decreasing levels of greenhouse gases in the atmosphere, as option A states. This would then help slow climate change impacts like polar ice melting.

Answer:

Hiroshima

Explanation:

The first city hit by an atomic bomb was Hiroshima, Japan. The bomb was dropped on August 6th, 1945.