Which enzyme is responsible for the replication of chromosome ends in germ cells and certainproliferating somatic cells?A. DNA ligase B. DNA polymerase C.topoisomeraseD. telomeraseE. geminin

Answer: Clouds are white and brown and are seen floating in the sky.

Clouds are made of drops of water and ice crystals.

When the heat increases on the earth, the water of the river, pond, sea, etc., becomes steam and rises.

Some dust particle also goes up with water during the rise of steam.

The particles of dust and steam go up and form the clouds.

Clouds are in different pieces, and their size and weight are also different.

The amount of water in the white cloud is less; due to the sun's rays falling on them, they appear white.

Water in the brown cloud is more so that it rains more.

The presence of brown clouds gets dark all around us because the sun's rays can't cross these clouds.

When two excessive rain clouds collide with each other or a mountain due to excessive rainfall, problems such as floods and earthquakes arise, called the bursting of clouds.

Explanation:

Answer:

Nonhuman life in an urban ecosystem differs from that in an undeveloped forest ecosystem

Explanation:

Answer: B

Explanation:

The concentration of glucose required is 1.03 × 10^-4 M or 0.103 mM.

The overall reaction that includes the phosphorylation of glucose in the cell coupled to the hydrolysis of ATP can be represented as follows:

Glucose + ATP → Glucose-6-phosphate + ADP + H+

According to the question, the values of AG' and AG'' are given as follows:

AG'' = +13.8 kJ/molAG' = -30.5 kJ/mol

Therefore,ΔG'° = -RT ln K'eq = -30.5 kJ/mol. 1000 J/kJ/ (8.314 J/K/mol) (37 + 273)K'eq = 1.36 × 10-3

Let the initial concentration of glucose be x M. Therefore, the initial concentration of ATP will be 3.38 mM and that of ADP will be 1.32 mM. According to the reaction equation, the initial concentration of Glucose-6-phosphate will be 0 M. Initially, there will be no concentration of G6P. It is desired to have a concentration of 250 µM (250 × 10^-6 M) of G6P. Therefore, the change in concentration will be:

Δ[G6P] = 250 × 10^-6 M - 0 M = 250 × 10^-6 M

Now, the change in the concentration of glucose will be x - [G6P].Therefore, [Glucose-6-phosphate] = 250 × 10^-6 M, [ATP] = 3.38 mM, [ADP] = 1.32 mM, [Glucose] = x.

Initially, the concentration of water will be 0 M. Since, K'eq = [Glucose-6-phosphate][ADP][H+]/[Glucose][ATP]1.36 × 10^-3 = (250 × 10^-6 M)(1.32 × 10^-3 M)(1 M)/x(3.38 × 10^-3 M)

On solving, we get: x = 1.03 × 10^-4 M

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Answer:

Meiosis is a specific type of cell division that occurs in reproductive cells, resulting in the production of gametes (sperm and eggs) with half the number of chromosomes as the parent cell.

Answer: The scientific name is called POPULATION.

Explanation:

In basic ecological studies, POPULATION is defined as a group of interacting individual of the same type or species, living in the same area or habitat and at the same time.

Furthermore, to study a population of organisms, the different characteristics seen include:

--> Population size: This is important as it affects the survival of a given species in a habitat. A small population may be easily wiped out by events such a fire but a large population stands a better chance of survival.

--> Population frequency: This is simply how often the species occurs at different sites in a habitat.

--> Population density: this is the average number of individuals of a species per unit area of the habitat.

--> Percentage cover: This is the area of ground occupied by a given species in its habitat.

--> Distribution: This is the way in which individuals of a particular population are arranged in a habitat. They may be clumped, evenly spaced or randomly spaced.

The most accurate description of a snp, or single nucleotide polymorphism any difference in a single DNA nucleotide between two people.

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Answer:

Pancreas is Insulin is released when blood sugar levels are too high

Thymus Gland is Your immune system fight off an infection

Pineal Gland is you begin to feel sleepy after a long session

Explanation: Hope it helps :)

Phospholipids are important components of cell membranes because they form a lipid bilayer with their hydrophobic surface facing outward.

The main answer is that phospholipids form a lipid bilayer with their hydrophobic surface facing outward. This bilayer structure is crucial for the integrity and function of cell membranes. Phospholipids are a type of lipid molecule that consists of a hydrophilic (water-loving) head and two hydrophobic (water-fearing) tails. The hydrophilic head is composed of a phosphate group and glycerol, while the hydrophobic tails are made up of fatty acid chains.  When phospholipids are in an aqueous environment, such as the fluid inside and outside of cells, they spontaneously arrange themselves into a lipid bilayer. This means that two layers of phospholipids align with their hydrophobic tails facing each other and their hydrophilic heads facing the surrounding water. This bilayer structure creates a barrier that separates the inside of the cell from the outside environment.

The hydrophobic nature of the phospholipid tails allows the lipid bilayer to be impermeable to water and most water-soluble substances. This property is crucial for maintaining the internal environment of the cell by regulating the movement of molecules in and out of the cell. Additionally, the phospholipid bilayer provides a platform for the insertion of proteins and other molecules that are essential for various cellular processes. These proteins can be embedded within the bilayer, spanning the entire membrane, or attached to one side of the membrane. In summary, phospholipids are important components of cell membranes because they form a lipid bilayer with their hydrophobic surface facing outward.

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Answer:

True.

Explanation:

Its true because the machine needs an effort to overcome a load (simple machine)

Answer: Sexual reproduction!

Explanation: hope i helped! <3

Answer:

Sexual repduction provides genetic diversity

EXPLANATION:

because the sperm and egg that are produced contain different combination of than the parant organisation.

This is (b.) False, because it was actually introduced in the 1930's.

Enamel is indeed the hardest substance in the human body. It is present in teeth of humans. It covers every tooth and provides the hard layer.

Tooth Enamel is hard glossy substance that is comprised of calcium and phosphate mineral crystals which in return makes our teeth more stronger. Teeth enamel care is extremely important to maintain the oral health of teeth.

Tooth Enamel is one of the major tissue that make up tooth in humans. It covers the top layer of the teeth known as Crown. Calcium hardens the tooth enamel. Enamel contains 96% of the minerals. The color of Enamel varies from light yellow to white.

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Answer:

3. Potassium - argon dating

Explanation:

The potassium-argon dating method has been used to measure a wide variety of ages. The potassium-argon age of some meteorites is as old as 4,500,000,000 years, and volcanic rocks as young as 20,000 years old have been measured by this method.

The simulation supports the scientific law : I.e TRUE

The scientific law of conservation of mass states that the mass of a substance remains the same in a closed system  as the substance/matter undergoes a chemical reaction. during chemical reaction the matter changes from one form to another. Therefore measuring the mass of matter in an object before it undergoes a chemical reaction support the scientific law as the mass of reactants is equal to mass of product.

Hence we can conclude that the simulation supports the scientific law : I.e TRUE.

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Answer:

natural

Explanation:

All organisms have a natural habitat in which they live

Cellular respiration requires oxygen and releases carbon dioxide.

Answer:

global warming

Explanation:

it will make agriculture very hard

Answer:

Gregor Mendel

How traits are passed from one generation to the next-and sometimes skip generations-was first explained by Gregor Mendel. By experimenting with pea plant breeding, Mendel developed three principles of inheritance that described the transmission of genetic traits, before anyone knew genes existed.

Explanation:

.

It has been hypothesized that anesthetics interact with a hydrophobic region on the cell membrane, either the lipid bilayer itself or the hydrophobic domain of a membrane protein, because anesthetic efficacy is strongly associated to lipid solubility.

Lipid-soluble compounds can easily pass through the plasma membrane thanks to the hydrophobic core of the phospholipid bilayer. The essential part of the plasma membrane is the phospholipid bilayer. The lipid bilayer serves as a barrier to the entry and exit of different chemicals and ions from the cell. Allowing specific chemicals to enter and leave cells on a selective basis is one of the plasma membrane's key roles. A plasma membrane's phospholipid layer is made up of two layers of phosphate and lipid molecules. End of the hydrophobic lipid Lipid bilayer refers to the plasma membrane's orientation of the hydrophilic phosphate ends facing outward and the phospholipid facing inward.

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Answer:

Plants have a cell wall, plastids, and chloroplasts. If any of these are options, take your pick.

Answer:

The human population portrays an exponential model

Explanation:

The human population has grown very fast in the past 100 years after the addition of modern technology and easier and safer work people die less frequently hence more are born and there are more people to reproduce with each other and so on and so on

Reproductive cloning is the process of creating genetic copies of entire organisms, whereas therapeutic cloning is the process of creating genetic copies of tissues or organs to replace damaged body parts.

Reproductive cloning is the intentional creation of genetically identical individuals. Each newly created person is a clone of the original. Natural clones are monozygotic (identical) twins. Somatic cell nuclear transfer is used in reproductive cloning to create an animal that is genetically identical to a donor animal. The newly created embryo is placed back into the uterine environment where it can implant and develop in reproductive cloning. Dolly the sheep is probably the best-known example.

The transfer of nuclear material isolated from a somatic cell into an enucleated oocyte with the goal of producing embryonic cell lines with the same genome as the nuclear donor is known as therapeutic cloning. The process of creating a cloned embryo solely for the purpose of producing embryonic stem cells with the same DNA as the donor cell is known as therapeutic cloning. These stem cells can be used in experiments to better understand disease and develop new treatments.

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During an acute viral infection, symptoms are develop rapidly, which can be resolved quiclky by the immune reponse of the host or may lead to their death.

The answer is: C

Answer:

it's the last one

Explanation:

since you don't want to get yourself or the other person sick or infected.

Answer:

to not only protect yourself and the victim from the spread of infectious diseases but also to keep blood or other fluids from getting on your face or hands

Explanation:

Took the test

Answer:    option D decreased aquatic life upstream from warmer temperatures.

Explanation:

Answer:

increased fertility of the land downstream

Explanation:

I did the test