TRUE/FALSE. deciduous forests are typically located at higher latitudes (closer to the poles) than coniferous forests.

Answer:

The cell membrane

Explanation:

I'm majoring in Biology

Cell membrane plays a direct role in the release of this chemical from the cell. The correct option is 4.

A stimulus is defined as anything that can cause a physical or behavioral change. Stimuli is the plural of stimulus. External or internal stimuli can be used.

Your body's response to medicine is an example of external stimuli. Internal stimuli include changes in vital signs caused by changes in the body.

A stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment in physiology.

Sensitivity refers to an organism's or organ's ability to detect external stimuli and respond appropriately.

The diagram depicts a human cell's release of chemical A in response to a specific stimulus. The cell membrane directly influences the release of this chemical from the cell.

Thus, the correct option is 4.

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Your question seems incomplete, the complete question is attached below:

By using the protein determination techniques such as X-ray crystallography,  scientists observe that the protein coded by the gene described exactly how the mutation vested resistance, by opening up the 'active site' where DDT molecules bind to the protein, so more can be broken down.

This signifies that the mosquito can survive by breaking down the toxin into non-toxic substances.

Mosquitoes usually become resistant to pyrethroids through the mutation of a sodium channel gene that controls the movement of ions across cell membranes.

Mutations in a single gene are enough to make mosquitoes almost completely resistant to the level of pyrethroids used in insecticides.

Might be this is how mosquitoes have come to develop this resistance.

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The pH level at which a specific molecule has no net electrical charge is known as the isoelectric point (pI).

The pH of the molecule's environment has an impact on its net charge, which can shift more positively or negatively depending on whether protons are added or taken away.

Protein Aggregation could happen if there is no net charge. It is crucial to remember that calculating a protein's pI solely based on its amino acid sequence is frequently inaccurate because protein folding, modification, and labeling can all affect the pI.

The proteome is bimodally divided into two groups of acidic and basic proteins. However, the amount of acidic and basic proteins varies between species and may be connected to taxonomy.

The pH level at which a specific molecule has no net electrical charge is known as the isoelectric point (pI).

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The most likely cause is using different temperature scales. They should use the same scale and calibrate equipment.

Javier recorded the temperature as 56 degrees, which may suggest he was using the Fahrenheit scale. Meanwhile, Jessica found the temperature to be 13 degrees, indicating she may have been using the Celsius scale.

The two scales have different freezing and boiling points, which can result in significantly different temperature readings. To avoid this issue in the future, they should ensure they are using the same temperature scale and regularly calibrate their equipment to ensure accurate measurements. By doing so, they can increase the reliability of their results and minimize measurement errors.

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Two additional questions about Earth’s magnetic field that will make your presentation more informative are:

The Earth's magnetic field plays an important role in protecting the planet from harmful solar radiation and charged particles from the solar wind. The magnetic field deflects most of the charged particles, also called solar wind, which could otherwise strip away the planet's atmosphere over time.

Additionally, the magnetic field acts as a shield, protecting us from the harmful effects of solar storms, which can cause damage to our power grids, satellites, and other electronic devices.

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Complete question:

The first stage in designing your presentation is to make a list of questions that will enable you to research the topic.

Your presentation should answer these questions: Where is the magnet that causes Earth’s magnetic field? What is this magnet made of?

What is the solar wind? What happens when Earth’s magnetic field interacts with the solar wind?

Does Earth’s magnetic field protect the planet?

What are the Van Allen belts, and how are they related to Earth’s magnetic field?

What are auroras, and how are they related to Earth’s magnetic field?

How does the principle of electromagnetism explain the interaction between Earth’s magnetic field and the solar wind? Write down two additional questions about Earth’s magnetic field that will make your presentation more informative.

Answer:

correct answer is sensory neurons

Answer:

D. A blend of all the above

Answer:

long-day plants

gibberellins

stimulus

cytokinins

day-neutral plants

photoperiodism

short-day plants

abscisic acid

tropism auxin

photosynthesis

respiration

Answer:

The mitochondrial DNA (mtDNA) is passed down from the mother to the children almost unchanged. The analysis of mtDNA has provided the forensic scientist with essential tools for determining the source of DNA that they have recovered even from small biological samples. Thus, the answer to the question above is letter B.

Explanation:

Answer:

Through this experiment we study the process of photosynthesis.

• In the begining the leaf disks's tissue has oxygen, this allows them to float.

• Then, in the experiment we infiltrate the leaf disks with a solution that has bicarbonate, and as a result their density changes (it increases) and so the leaf disks sink.

• Once the disks are on the bottom and we direct the light to them the process of photosynthesis starts, being the bicarbonate the source of carbon for the process.

• As we know a product of the photosynthesis proces is oxygen, so when it is released into the leaf disks the overall density changes again and the disks rise.

So as we can see, in this experiment the purpose of the bicarbonate is being the source of carbon for the process of photosynthesis that occurs in the leaf disks.

Answer:

A protein is also a polymer. The monomer in this case would be the subunits comprised of amino acids.

DNA. The subunits are nucleoTides.

Explanation:

Brainliest please

Answer:

Well, DNA's arranged in chromosomes, as you know, so what happens is, as a chromosome replicates, or makes a copy of itself, it's arranged as two chromosomes next to each other, called chromatids.

Explanation:

Well, DNA's arranged in chromosomes, as you know, so what happens is, as a chromosome replicates, or makes a copy of itself, it's arranged as two chromosomes next to each other, called chromatids.

Answer: sister chromatids

Explanation: since each of the parent's cells chromosomes were replicated during interphase, there are two copies of each chromosome in the cell during prophase

The DNA polymerase will build the complementary strand with the code: ATGCCGTATACGTTTACCGCTCGGATATA.

DNA replication is a process by which a DNA molecule makes a copy of itself. During DNA replication, an enzyme called DNA polymerase reads the existing DNA strand and builds a new complementary strand by matching up the appropriate nucleotides.

To build the complementary strand of DNA, we need to use the base pairing rules: adenine (A) pairs with thymine (T), and cytosine (C) pairs with guanine (G).

So, for each base in the original sequence, we will pair it with its complement:

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The complementary strand to the given sequence would be:

ATGCCGTATACGTTTACCGCTCGGATATAA

A gene sequence is a specific sequence of nucleotides in DNA (or RNA) that encodes the genetic information for a particular trait, function or protein. Genes are the basic unit of heredity and are responsible for passing on traits from one generation to the next.

The complementary strand of DNA will have a sequence that pairs each nucleotide with its complementary base: adenine (A) with thymine (T), and cytosine (C) with guanine (G). Therefore, the complementary strand to the given sequence would be:

ATGCCGTATACGTTTACCGCTCGGATATAA

During DNA replication, DNA polymerase reads the existing strand from 3' to 5' and builds the complementary strand in the 5' to 3' direction. Therefore, the new strand would be synthesized by adding nucleotides in the following order:

ATA...CGT...TAA...CGC...TGG...ATA

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Answer:

B

Explanation:

Answer:

The answer I'd say is B.

Explanation:

The desert is too hot for liquid water or any trees and shrubs

Answer:

What are the 26 states of matter?

Bose–Einstein condensate.

Fermionic condensate.

Degenerate matter.

Quantum Hall.

Rydberg matter.

Rydberg polaron.

Strange matter.

Superfluid

Answer:

12:3:1

Explanation:

The typical F2 ratio in cases of dominant epistasis is 12:3:1.

The epistasis is a form of gene interaction in which an allele in one locus interacts with and modifies the effects of alleles in another locus. There are different types of epistasis depending on the type of alleles that are interacting. These include:

Natural selection occurs more prominently when there is competition for resources because competition creates selective pressures that drive adaptations and favor certain traits over others.

In any given environment, resources necessary for survival and reproduction, such as food, water, and shelter, are limited. As a result, individuals within a population must compete with one another to obtain these resources.

Competition leads to differential survival and reproductive success among individuals.

Those individuals with advantageous traits or variations that enable them to more effectively acquire and utilize resources have a higher likelihood of survival and producing offspring.

These advantageous traits can be physical characteristics, physiological adaptations, or behavioral strategies that provide a competitive edge.

Through natural selection, individuals possessing beneficial traits are more likely to pass on their genes to the next generation, while individuals with less favorable traits are at a disadvantage.

Over time, this process results in the accumulation of beneficial traits within the population, enhancing their overall fitness and adaptation to the specific environment.

Therefore, competition for resources acts as a driving force for natural selection by selecting for traits that enhance an individual's ability to secure limited resources, survive, and reproduce successfully.

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Answer:

The extinction you are referring to is unclear, as there have been several mass extinctions throughout Earth's history. However, it is generally accepted that climate has played a significant role in many of these events. Prior to some of the mass extinctions, such as the Permian-Triassic extinction and the Cretaceous-Paleogene extinction, the climate was warm and tropical with high levels of carbon dioxide in the atmosphere. This warm climate was likely a contributing factor to the extinction, as it may have led to changes in sea level, ocean circulation, and weather patterns that disrupted ecosystems and caused widespread extinction of species. However, it is important to note that climate is just one of many factors that can contribute to mass extinction events, and there are often multiple causes involved.

Answer and Explanation:

The brain is composed of three main structures, the cerebrum, cerebellum, and brain stem. The brain sends chemical and electrical signals throughout the body to regulate different biological functions and sense environmental changes. The brain communicates with the majority of the body through the spinal cord.

Viruses spread by infecting cells and replicating within them. There are several ways that viruses can spread from one person to another:

Direct contact: Viruses can be spread through direct contact with an infected person, such as through shaking hands or hugging.

Indirect contact: Viruses can also be spread through indirect contact, such as by touching a surface or object that has been contaminated with the virus and then touching one's face, mouth, or eyes.

Respiratory droplets: Some viruses, such as the virus that causes COVID-19, are spread through respiratory droplets that are produced when an infected person talks, coughs, or sneezes. These droplets can land in the mouths or noses of people who are nearby or be inhaled into the lungs.

Sexual contact: Some viruses, such as HIV and herpes, are spread through sexual contact.

Overall, viruses can spread through a variety of means, and the specific method of transmission can depend on the specific virus and the mode of infection.

Based on Mendel's law of independent assortment, organism with the genotype AaBb should form gametes with : AB : 1 Ab : 1 aB : 1 ab.

Genotype of an organism is its complete set of genetic material and can also be used to refer to the alleles an individual carries in a particular gene/ genetic location.

Types of genotypes are as : homozygous recessive, homozygous dominant and heterozygous. Homozygous dominant and heterozygous genotypes show same phenotypes.

A genotype is the unique sequence of DNA and is used to refer to the two alleles a person has inherited for particular gene.

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Note: The question given on the portal is incomplete. Here os the complete question.

Question: Based on Mendel's law of independent assortment, an organism with the genotype AaBb should form gametes with which of the following ratios?

9 AB : 3 Ab : 3 aB : 1 ab

1 AABB : 1: AABb : 1 AaBB : 1 aabb

1 AB : 1 Ab : 1 aB : 1 ab

1 AA : 1 aa : 1 BB : 1 bb

9 AABB : 3 AABb : 3 AaBB : 1 aabb

The structure which was given is the mouth and it helps to allow air and nutrients in the form of food to enter your body.

This consists of the gastrointestinal tract and accessory organs of digestion  which are involved in the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.

The mouth ensures that food is broken down as it contains the teeth which is used to grind them into bits and enzymes such as amylase which helps in the breakdown of carbohydrate substances.

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Answer:

D. Rectus Abdominus

Explanation:

The scapula is the scientific term for the shoulder blade.

The biceps are the muscles in the upper arm that connect to the shoulder.

The deltoids are the triangular shoulder muscles.

The trapezius moves the shoulder blade and supports the arm.

The rectus abdominis runs vertically on each side of the abdomen

The pectoralis major is the main chest muscle (pecs)

The only muscle not in the vicinity of the shoulder blade is the Rectus Abdominus

Answer:

The answer is A in my opinion

PIRLS is designed to measure the ability to apply learning to everyday issues. The correct option is a.

The adaptive behavior skill evaluation in respect to pupils is the behavior that a student should persist in accordance with their age and surroundings. These abilities are regarded as the fundamental daily competencies that kids must possess in order to function properly.

These abilities assess pupils' performance based on their participation in regular activities. These abilities test a student's ability to interact and act appropriately even in the absence of other people.

Therefore, PIRLS (Progress in International Reading Literacy Study) is used to quantify the power to hold learning to everyday issues. The correct option is a.

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Answer:

B

Explanation:

The substance do biochemists often search for in fossils to help better understand the evolutionary relationships of the organism that formed the fossil - A.  DNA

is the genetic material that is found in every living organism that provides genetic information.

Thus, The substance do biochemists often search for in fossils to help better understand the evolutionary relationships of the organism that formed the fossil - A.  DNA

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the answer is true.