Biology I need help please

Answer:

It is C

Explanation:

I had this question on my test last week.

Answer:

The answer is C.

Explanation:

Gravitropism is the plant's response to gravity.  _Flowers_ shows positive gravitropism (with gravity), and _roots_ shows negative gravitropism (against gravity).

Answer:

D

dont forget brainliest :)

Answer:

D

Explanation:

The smaller leaves do not allow the plant to create a lot of chlorophyll, thus it cannot create as much energy, making it grow slower.

Answer:

cofactor

Explanation:

I hope this help

An organic molecule that is tightly bound to an enzyme and participates in an enzyme catalyzed reaction is specifically referred to as a prosthetic group, which is in option E. Hence, option E is the correct option.

A prosthetic group is an organic molecule that is tightly and permanently bound to an enzyme and participates directly in the enzyme-catalyzed reaction. Prosthetic groups are a type of coenzyme, which are small, non-protein molecules that help enzymes perform their catalytic functions. However, unlike some coenzymes that may bind loosely and reversibly to the enzyme, prosthetic groups remain tightly attached and are considered essential components of the enzyme's active site, playing a crucial role in the catalytic process. Hence, option E is the correct option.

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Complete question is below,

An organic molecule that is tightly bound to an enzyme and participates in an enzyme catalyzed reaction is specifically referred to as a _____.

A) cofactor

B) metal ion

C) coenzyme

D) cosubstrate

E) prosthetic group

The Great Red Spot, a permanent region of high pressure in Jupiter's atmosphere, is responsible for producing the largest anticyclonic storm in the Solar System. Thus, option D is correct.

In Jupiter's atmosphere, there is a huge, rotating storm known as the Great Red Spot. It is similar to an Earthly hurricane, but considerably bigger.

The Great Red Spot on Jupiter is larger than Earth by more than two times! Within this storm, winds can gust as high as 270 miles per hour (ca. 435 km/h).

When astronomers first focused their telescopes on Jupiter in the 17th century, they discovered a striking reddish patch on the massive planet. More than 300 years later, the Great Red Spot is still visible in Jupiter's atmosphere. It is now understood to be a big storm that is rotating like a cyclone.

Therefore, Jupiter's Great Red Spot is believed to be (a large rotating hurricane-like storm (cyclone)).

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Answer:

Cellular organization.

Reproduction.

Metabolism.

Homeostasis.

Heredity.

Response to stimuli.

Growth and development.

Adaptation through evolution.

Explanation:

three  living things are

dogs, people, cats

Answer:

A plasma membrane, cytoplasm, DNA, ribosomes, creating energy, removing waste, and collecting essential nutrients

Explanation:

Measles is a viral disease. Symptoms of measles infection include a fever, a runny nose, and a rash. The replication process used by the measles virus results in the rapid destruction of the infected cell. This process is known as apoptosis.

It is known that many viruses create cellular compartments, sometimes known as viral factories. Measles virus and other paramyxoviruses colocalize their genomic and proteomic components in puncta within infected cells. We show that when mixed together in vitro, the pure nucleoproteins (N) and phosphoproteins (P) of the measles virus create liquid-like membraneless organelles. We find weak interactions, one of which is crucial for phase separation, involving inherently disordered regions of N and P. While NMR is utilized to explore the thermodynamics of this process, fluorescence enables us to monitor the change of the dynamics of N and P following droplet formation.When RNA and droplets colocalize, the assembly of N protomers into nucleocapsid-like particles, which encapsidate the RNA, is triggered. One of the functions of liquid-liquid phase separation in measles virus replication is revealed by the increased rate of encapsulation within droplets compared to the dilute phase.

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Place the events of gene regulation by the lac operon in order of their occurrence, from the removal of lactose from the environment to when the cell no longer digests lactose. Lactose is scarce in the environment. The repressor is activated in the absence of lactose.

The repressor binds to the operator. RNA polymerase is prevented from moving from the promoter. Lactose enzyme genes are not transcribed. The cell no longer digests lactose. The lac operon in E. coli controls the gene expression of the enzymes that digest lactose in the cell. In the absence of lactose, the lac operon will turn off and gene expression will be inactivated.

Therefore, when lactose is scarce in the environment, the repressor is activated in the absence of lactose. This repressor binds to the operator, thereby preventing the RNA polymerase from moving from the promoter. Due to this, lactose enzyme genes are not transcribed. When lactose is not transcribed, the cell no longer digests lactose.

Hence, the correct order of gene regulation by the lac operon is as follows: The repressor is activated in the absence of lactose. The repressor binds to the operator. RNA polymerase is prevented from moving from the promoter. Lactose enzyme genes are not transcribed. The cell no longer digests lactose.

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Answer: A-: Mitochondria

Explanation: It is also known as powerhouse of the cell. It produces ATP (Adenosine triphosphate). Mitochondria is having double layer of cell membrane enclosing the cytoplasm.

Answer:

A , B and D

Explanation:

i did it on usa test prep and got it right

Answer: The answer for Label O is: Organic material. Label A is: topsoil. Label B is: subsoil. Label C is: weathered rock

Explanation:

I hope this helped answer your question and I'm sorry if it didn't help

Answer: O: organic material A: topsoil B: subsoil C: weathered rock

Explanation: Credit to the person above or below me

The cells are short and flat which make they easy to layer and overlap and create a protective layer. thus option C is correct.

Primary skin cells of human or animal origin are extracted via the enzymatic and mechanical dissociation of dermal or epidermal tissue.

The cell of skin is short and flat.The shape of these cells enables a new barrier of three-way tight junction contacts to form between them and the neighboring cells in the stratum granulosum. After this barrier has formed, the upper cell leaves the stratum granulosum. thus option C is correct.

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Answer:

The water table would rise

Explanation:

For the other 3 to be affected, it would take a MASSIVE amount of additional water.

Answer:

The five piece of lab equipment that we will use are

1. Preserved frog specimen

They are safe to use and are not subject to hazardous materials regulations or disposal restrictions.

2. Dissection tray

They are essential when analyzing internal structures and component related functions. Compatible with lining waxes used to provide unadulterated dissecting pin surfaces or including odor absorbent pads, pans allow animals to be securely held in place.

3. Scalpel

They are used to make cuts into the body. This is a very sharp instrument and comes in various sizes for different types of cuts and surgeries. Most blades are made of either carbon or stainless steel.

4. Dissecting scissors

They are used for fine dessection ,making incisions, cutting apart tissues and removing different organs.

5. Forceps

They are used to handle tissues and other materials and also to manipulate needles and other instruments whilst operating. They are commonly used for grasping fine tissue and blood vessels or soft tissue dissection.

Answer:the answer is 1 and 4

Explanation:

Cyanobacteria microbe is useful for making concrete in a way that absorbs carbon dioxide because it does photosynthesis, hence option a is correct.

Concrete is composed of sand or rocks as well as binders, such as cement, that keep the material together. Every year, billions of cubic meters of concrete are produced.

As a result, it is one of the most widely used building materials. However, all of that concrete has an environmental cost. It produces a lot of carbon dioxide. Bacteria contribute to the new concrete's unique properties.

These microorganisms extract carbon dioxide from the atmosphere and utilize it to thrive, making benefits for using cyanobacteria in concrete.

Therefore cyanobacteria using in concrete to absorb and store carbon dioxide, hence option a is correct.

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Incubating unopened plates in microbiology is important for quality control, shelf life determination, and sterility assurance by detecting contamination and verifying sterility before use.

It serves several purposes:

1. Quality control: Incubating unopened plates allows for the detection of any microbial contamination that may have occurred during the manufacturing or storage process. If any organisms grow on the plates, it indicates that the plates may be contaminated and should not be used for experiments or diagnostic purposes.

2. Shelf life determination: Incubation of unopened plates helps determine the shelf life of the plates. By monitoring the growth of microorganisms on the plates over a specific period, manufacturers can assess how long the plates can be stored before they become unsuitable for use.

3. Sterility assurance: Incubating unopened plates ensures that they are sterile and free from any viable microorganisms. If no growth is observed on the plates after incubation, it confirms their sterility and reliability for use in microbiological testing or research.

Overall, incubating unopened plates is a quality control measure to verify their sterility, detect contamination, and determine their shelf life.

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Three examples from current events that promote indigenous knowledge of the landscape applied to modern environmental problems are:

Indigenous-led conservation initiatives: Many indigenous communities are taking the lead in environmental conservation efforts, drawing on their traditional knowledge of the land to protect and restore ecosystems. Indigenous land management practices: Indigenous communities around the world are showcasing sustainable land management practices that prioritize ecological balance and resilience. For instance, the use of controlled burns by indigenous people in Australia has been recognized as an effective method to prevent wildfires and support biodiversity. Collaborative resource management partnerships: Governments and organizations are increasingly recognizing the value of incorporating indigenous knowledge into decision-making processes.

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A. Most embryonic stem cells are derived from embryos that develop from eggs that have been fertilized in in vitro procedure- the joining of a woman's egg and a man's sperm in a laboratory dish.

B. These embryonic stem cells would become test-tube babies or be used for scientific testing.

C. Some people consider this to be unethical because they regard this as a form of abortion, and it is against certain religious and cultural views, as well as personal beliefs. While some people consider it NOT unethical because they do not refer to this as a human. Because it does not have psychological, emotional, and physical properties that can be associated with a "being a person".

Explanation:

potential energy = mgh

ATQ,

m=75kg, h=300m, g=9.8m/s²(if not given)(10 m/s² if given)

therefore, 75×300×9.8 = 2,20,500J.

hope this helps you.

Wild type and mutant are recessive alleles. The allele that is not expressed when there is heterozygosity. untamed type a person with a typical phenotype.

the trait that is typically present in an organism's natural population. mutant a person who deviates from the typical phenotype in some way. The terms "wild type" and "mutant" refer to people with normal phenotypes shared by the bulk of the natural population, while "mutant" refers to those whose phenotypes deviate from those of the normal population. Melanocytes, a kind of cell, are responsible for producing the protein melanin. Melanin has a crucial role in shielding the skin from the sun's UV rays, which may damage DNA and lead to skin cancer. Albinism is brought on by both alleles of the gene being autosomal recessive. Recessive mutant alleles are those that result in proteins with diminished or nonexistent function.

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Both mutant and wild-type alleles are recessive. the allele that is silenced in a heterozygote situation. a person with a characteristic phenotype is the untamed type.

A characteristic that is frequently seen in an organism's natural population. a mutant is a person whose phenotype differs in some manner from the norm. "Wild type" and "mutant" refer to individuals whose phenotypes are similar to those of the majority of the natural population.

"Mutant" describes individuals whose phenotypes differ from those of the normal population. The cell type called melanocytes is in charge of making the melanin protein. Melanin is essential for protecting the skin from UV radiation, which can harm DNA and cause skin cancer.

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Answer:

1. Unwinds DNA double helix

2. DNA polymerase adds complementary nucleotides

3. Helicase separates strands of DNA

4. DNA helicase binds to and "unzips" the DNA molecule

5. DNA ligase seals the breaks in the strand

6. Primase adds short strands of RNA called primers

7. DNA polymerase III fills remaining nucleotides

Answer:

UM No

Explanation:

Answer:

Southern United States

Explanation:

Bordered by Illinois, Indiana, and Ohio to the north; West Virginia and Virginia to the east; Tennessee to the south; and Missouri to the west.

Answer:

Upland south

Explanation:

If I wrote the exam, I would have been Germany is an example of an hypothesis which uses the 'If' statement.

This is defined as the proposed explanation for a particular phenomenon and is usually unproven. It is based on assumptions by the individual and becomes a law when proven through the different criteria involved.

If I wrote the exam, I would have been Germany is an hypothesis as writing the exam doesn't guarantee passing it or even getting a visa to be in the country. This is therefore the reason why it was chosen as the most appropriate choice.

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Answer:

1- D

2- A

Explanation:

1- Water and electricity is the best option to decrease carbon footprint.

2- not sure

A. water is the correct choice

Answer: A. Narrowing of the peak

Explanation: