How does the ozone layer in the stratosphere vary on Earth?

A. Levels are higher in middle latitudes than near the equator.

B. Levels are higher near the equator than near the poles.

C. Levels are higher near Antarctica than near the Arctic.

D. Levels do not vary between the poles, middle latitudes, and equator.

Once equilibrium is reached, the molecules in a liquid state move across the membrane in: (C) both directions.

Equilibrium is the state where the net movement of particles becomes zero. The movement of particles occurs in both the direction but still the quantity of reactants remains equal to the quantity of products and hence the net movement is considered to be zero.

Liquid state is one of the three states of matter. In the liquid state, the substance has its own volume but has no fixed shape. The liquid substance attains the shape of the material it is poured into.

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Answer:

A

Explanation:

you collect information based on what you are doing and how it is responding. therefore you are collecting data

Answer: Geology played a major role in Darwin's life and scientific work: The formation of volcanoes, the slow subsidence of coral reefs, the rising of the Andes by earthquakes, the fossil relatives to modern species in South America,

Explanation:

Answer:

A

Explanation:

Explanation:

Form and function are intimately related in human cells. The shape and structure of cellular components are often specifically designed to carry out their respective functions effectively. For example, red blood cells are disc-shaped with a concave center, which increases their surface area for efficient oxygen and carbon dioxide exchange. Neurons have long, branching extensions called dendrites and axons, allowing them to transmit electrical signals over long distances.

Epithelial tissues are composed of closely packed cells that form protective barriers and linings in the body. They cover external surfaces (such as the skin) and line internal organs and cavities (such as the digestive tract). In contrast, muscle tissues consist of cells that are specialized for contraction and movement. There are three types of muscle tissues: skeletal muscle, responsible for voluntary movements; cardiac muscle, found in the heart; and smooth muscle, which controls involuntary movements in organs like the intestines.

Epithelial tissues primarily function in protection, absorption, and secretion. They have tightly packed cells with minimal extracellular matrix. In contrast, muscle tissues are specialized for contraction and movement. They contain long, elongated cells (muscle fibers) that can generate force. Skeletal muscle is striated and allows for voluntary movements, while cardiac and smooth muscles have different structures and functions specific to their respective roles in the body.

In summary, the relationship between form and function is evident in human cells. Cellular structures are designed with specific shapes and arrangements to perform their functions efficiently. Epithelial tissues provide protective barriers and linings, while muscle tissues enable contraction and movement. Understanding the relationship between form and function helps us appreciate the intricate design of cells and tissues in the human body.

A scythe does not cut grass well, because it cuts properly only if the grass is standing up straight not lying down after rain, as it mostly does. Even on dry days, a scythe needs to be razor sharp, or it tears the grass, leaving split ends like a bad haircut.

In the 20th century, scythes were almost completely by machines, including the mower and combine.

But they still find use in less developed countries, and there are even scythe enthusiasts and competitions throughout Europe and North America.

Thus, 2 man can harvest an acres with the help of scythe.

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The human genome is made up of only 1% of the protein-coding genes called coding genes. The rest 99% are non-coding genes. So option a is the correct percentage.

Coding genes contain the genes that code for proteins. Non-coding genes contain genes that do not code for proteins. Only 1% of the genes in the human genome code for proteins while the rest 99% are considered non-coding genes.

The coding genes only contain exons and the non-coding genes contain regulatory elements, introns, non-coding RNA genes, pseudogenes, telomers, and repeating sequences. The coding undergoes transcription to synthesize mRNA that is used to synthesize protein. Therefore, a. 1% is the correct option.

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Answer:

The correct answer is - a. opossum

Explanation:

Opossum or Didelphis are the members of the pouched mammal marsupial that are the only marsupial of North America. In North America, these organisms are called possum and the most common species are Virginia opossum in the particular area.

These organisms reproduce very small marsupial babies similar to honeybees in size are very helpless in their initial days. Opossums play as dead to evades the predators in unfavorable conditions.

Answer:

Oposum!

Explanation:

opossum opossum

opossum opossum

opossum opossum

opossum opossum

OPOSSUM!!!

(I got a 100% on ed)

Answer: lowkey think its B

Explanation:

The success of the Texas Horned Lizard is :

B. The lizard inherited traits to provide an advantage defense mechanism that helps it survive.

The success of the Texas Horned Lizard is the lizard inherited traits to provide an advantage defense mechanism that helps it survive.

The Texas horned lizard or "h-orny amphibian" may be a flat-bodied and fierce-looking reptile. The head has various horns, all of which are noticeable, with two central head spines being much longer than any of the others.

Thus, the correct answer is B.

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Mary Mallon, also referred to as Typhoid Mary, was an American chef of Irish descent who is thought to have exposed between 51 and 122 persons to typhoid fever. With estimations of up to 50 for unconfirmed mortality, the illnesses resulted in three verified fatalities. She was the initial American to be recognized as a carrier of the virulent strain of Salmonella typhi. She continued to work as a cook, exposing others to the illness. She eventually spent the last two decades of her life in a quarantine that was imposed upon her twice by the authorities. After spending close to 30 years in isolation, Mallon passed away.

What is typhoid?

Salmonella Typhi is a bacteria that can cause the potentially fatal infection typhoid fever. Typically, contaminated food or water is how it is disseminated. Typhoid affects an estimated 11 to 20 million people, and between 128 000 and 161 000 people die from it each year.

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The nutrient that helps put carbohydrates, fats, and proteins to use and is essential to regulating growth, maintaining tissue, and releasing energy from foods is called vitamins. Specifically, B vitamins are important for converting food into energy, while vitamin C is important for maintaining tissue health.
Vitamins and minerals are the nutrients that help put carbohydrates, fats, and proteins to use. They are essential for regulating growth, maintaining tissue, and releasing energy from foods.Carbohydrates, fats, and proteins are the three macronutrients that are essential for the human body to function properly. Each of these macronutrients serves a different purpose in the body and provides a different amount of energy when consumed.Fats are another source of energy for the body, but they are also important for the absorption of vitamins and minerals. Fats are broken down into fatty acids, which are used by the body for energy and other important functions. Fats are found in foods such as nuts, seeds, oils, and fatty fish.Proteins are the building blocks of the body. They are used to build and repair tissues, as well as for the production of enzymes and hormones. Proteins are broken down into amino acids, which are used by the body for these various functions. Proteins are found in foods such as meat, fish, poultry, eggs, beans, and nuts.

It's important to have a balanced intake of all three macronutrients to maintain a healthy diet and lifestyle. The amount of each macronutrient needed varies depending on factors such as age, gender, weight, and physical activity level.

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Answer:

I would say chordates. (Not absolutely sure so double check)

Explanation:

Chordates have a dorsal nerve cord, which is super close to a spinal cord. (Which vertebrates have.)

Answer: Echinoderms

Explanation:

The Echinoderms deuterosomes mouth development and bilateral symmetry in the larval stage lead some scientists to believe that they are the closest to vertebrates.

Answer:

C.i guesssssssss!!!!!!!!!!!!!!!!

Answer:

A

Explanation:

Hope this helps

Answer:

C. a response from the organism that changes.

it's behavior to help it survive and reproduce

Answer:D. Think about other animals... even when they have opposable thumbs, they can't move and hold at the same time. We can RUN and hold food or weapons at the same time.

Explanation:

Answer:

The answer is A.

Explanation:

The following statements are true about the DNA replication :

DNA replication is the process by which the DNA makes copies of itself. The enzymes involved in DNA replication are Helicase, polymerase, ligase, primase.

Helicase is the enzyme which unzips the DNA by breaking the hydrogen bonds between them. Ligase helps in joining of the strands together.

Polymerases are the most important enzyme in the DNA replication because it adds the nucleotides to the developing end of the chain.  

Primase synthesizes short DNA sequences known as primers. They serves as a starting point for DNA synthesis.

Zygote has all the genetic information from both the parents. Each of the two strands in the double stranded DNA serves as a template for the synthesis of the new strand.

Adenine of one strand binds to Thymine of another strand and Guanine  of one strand binds to cytosine of another strand, this is known as complementary base pairing.

The process of the replication is semi-conservative in nature which means that the resulting double stranded DNA consist of one old and one new strand of DNA.  

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Among the three multi-drug resistant organisms, ESBL organism infected the highest number of patients, MSRA had the next highest number of infections, while CRA had the least number of infections.

This could be as a result of the ESBL being around a longer time while MSRA and CRA were newly mutated.

Multi-drug resistant organisms, MDROs are organisms which have developed resistance to many drugs which they were susceptible to initially.

The development of resistance to drugs usually occur as a result of mutation that occur in the organisms which confer a small number of organisms with resistance to the drug. This resistance genes are then passed on to their offspring. Thus, after sometime has passed, subsequent administration of the drug no longer kills the organism.

Multi-drug resistant organisms are a threat to treatment of diseases as these set of organism have developed resistance to various other drugs.

Considering the table showing the changes that occurred in the resistance of three multi-drug resistant organisms, MDROs in a Hong Kong hospital;

The ESBL organism infected the highest number of patients whereas CRA infected the least number of infections.

MSRA had the mean value of infections.

These variations could be as a result of the ESBL being around a longer time while MSRA and CRA were newly mutated.

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The cubes had identical properties because the amount of matter would not change these physical properties

In general, the physical properties of a material do not change with the mass of the sample.

Physical properties such as density, melting point, boiling point, specific heat capacity, and thermal conductivity are intrinsic properties of a material that are determined by its chemical composition and molecular structure. These properties are not dependent on the amount or size of the sample.

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The hbs allele is most likely to be common in regions with high rates of malaria like African area. The heterozygotes are not negatively impacted and are provided a benefit in these areas, therefore the allele survives.

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Answer:

Is it A? Heheheheheheheehe

Inputs for a washing machine:

- Electricity to power the motor, drum, pump and other components

- Water from the water supply

- Detergent and fabric softener added by the user

- User settings for the wash program (hot/cold, water level, spin speed etc)

Outputs from a washing machine:

- Clean clothes

- Wastewater drained out

- Some noise from the motor and drum spinning

The organ-system components of the biological control system for a human are:

Inputs:

- Sensory inputs from eyes, ears, skin, tongue etc which provide information about external environment and internal body states

Components:

- Nervous system (brain, spinal cord, nerves) which processes input and coordinates responses

- Endocrine system (glands) which secretes hormones to regulate processes

Outputs:

The system provides:

- Muscle movements and actions as output responses

- Gland secretions like tears, sweat and saliva as outputs

- Physiological changes in heartbeat, breathing and digestion as outputs

The overall operation is that inputs are detected, processed by the brain and nervous system, which then coordinate output responses via muscles, glands and organs to maintain homeostasis and adapt to the environment. The endocrine system assists the nervous system by secreting hormones that induce slower but longer-term responses.

Answer:

Hershey & Chase concluded. after the experiment that the genetic material that is passed from virus to the bacteria is not the protein coat but DNA. It proves the DNA is the genetic material and not the protein.

After labelling the Phage DNA and protein, Hershey and Chase performed a series of experiments like infection, blending and centrifugation. Hershey and Chase gave full evidence of the DNA being a genetic material by their experiments. To perform the experiment, Hershey and Chase have taken T-2 bacteriophage (invaders of E.coli bacteria).

Explanation:

Answer:

1.)___A__sugar=deoxyribose

2.)__A___double helix strands

3.)__A___thyamine

4.)__C___adenine

5.)__C___guanine

6.)__C___cytosine

7.)__B___sugar=ribose

8.)__B___single genes strand

9.)___B__uracil

10.)___C__genetic blueprint

Explanation:

Deoxyribose sugar is present only in the DNA molecule whereas in RNA molecule the sugar found is ribose sugar.  DNA molecule is generally found in a double-stranded helical form that consists of adenine, guanine, cytosine, and thymine bases.

In RNA molecule there is all bases present that found in DNA instead of thymine, RNA has uracil in place of thymine. Both nucleic acids are known as the genetic blueprint of organisms as they contain genetic codes or information.

Answer:

Explanation:

Krebs or citric acid cycle, which is a series of reactions that takes in acetyl CoA and produces carbon dioxide

Answer: Round

Explanation:

That's what i put on mine lol

Answer: 75% Round 25% wrinkled

Explanation:

Answer: what are the choices

Explanation: hi

When dissolved in water, electrolytes produce solutions of ions. The correct option is 2.

When electrolytes are dissolved in water or other solvents, they produce ion solutions that conduct electricity.

These ions, which can be positively or negatively charged (cations or anions), form when the electrolyte dissociates into its constituent atoms or molecules in the presence of a solvent.

Electrolytes include ions such as sodium, potassium, calcium, magnesium, chloride, bicarbonate, and phosphate.

These electrolytes are important in many physiological processes in the body, including fluid balance, nerve impulse transmission, and muscle function.

Food and drink, supplements, and intravenous fluids are all sources of electrolytes.

Thus, the correct option is 2.

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Answer:

hope i helped!

Explanation:

a solid!