1) Mitosis is used in the process of growth. Give two other processes that use mitosis. (2 marks)

2) Describe how the chromosomes of a human cell produced by meiosis differ from the chromosomes of a human cell produced by mitosis. (2 marks)

Answer:

in the troposphere

Answer:

c. in the troposphere

Explanation:

correct ed2022

Answer:

Explanation:

Horizontal gene transfer helps in acquiring relevant gene that are not present in cell but are beneficial.

If a gene is lost in the cell, through gene transfer it can be regain and the various adverse effect caused through the absence of the gene can be reversed.

It also help in treatment of various disease such as cancer by introducing into the body non cancerous cells and prevent the spread of cancerous cells .

Answer:

Explanation:

Penn foster

Answer:

Phylum

Class

Order

Family

Genus

Species

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Thank you

Answer:

true

Explanation:

The answer is The days are shorter and nights are longer. In June, the sun is at its maximum inclination in the Northern hemisphere due to the earth's tilt with respect to the sun (Summer Solstice). Therefore, countries in the Southern hemisphere, such as Austrailia, will experience longer nights than days.

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The correct answer is B) transporter proteins are required. Facilitated diffusion and active transport are both mechanisms for moving molecules across a membrane, but they differ in the energy requirements and the use of transporter proteins.

Facilitated diffusion relies on a concentration gradient and uses transporter proteins to move molecules from high to low concentration, but it does not require energy input. In contrast, active transport moves molecules against their concentration gradient, which requires energy input from ATP hydrolysis or other sources, and it always involves transporter proteins to facilitate movement.

Therefore, the key difference between the two processes is the requirement of transporter proteins for active transport.

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Answer:

Larva Stage

Explanation:

I haven't taken Biology in years but from what I remember it was the larva stage. Hope this helps <3

Answer:

Elliptical galaxies are the most abundant type of galaxies found in the universe but because of their age and dim qualities, they're frequently outshone by younger, brighter collections of stars. Elliptical galaxies lack the swirling arms of their more well-known siblings, spiral galaxies.

Explanation:

Answer:

Astronomers have identified and named more of the spiral galaxies because their swirling arms and brightness make them easier to spot. Elliptical galaxies are older and give off less light than other galaxies. They also have less dust and gas in them, so they don't form many new stars.

Explanation:

Answer:

Put these items in order from largest to smallest as follows:

chromosomes,genes, proteins , DNA

Explanation:

l hope it helps ❤❤❤

After vomiting, it is important to give your stomach some time to rest and recover. You can start by drinking small sips of clear liquids, such as water, clear broths, or electrolyte solutions like Pedialyte, to help prevent dehydration.

You can also suck on ice chips to help soothe your throat and mouth. Avoid solid foods, spicy or fatty foods, and dairy products until your stomach has fully settled.

If you continue to experience nausea and vomiting, you can try over-the-counter medications such as bismuth subsalicylate (Pepto-Bismol) or antiemetic medications like dimenhydrinate (Dramamine) or meclizine (Bonine).

However, it is always best to consult with a healthcare professional before taking any medication, especially if you have any underlying medical conditions or are taking other medications.

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Answer:

put ladybugs in the garden with the strawberries. they kill the aphids and will be full and wont destroy the plants.

Explanation:

hope this helps

btw if u have a prob with the ladybugs chickens love ladybugs :p

False. The outward expression of an organism's genotype is referred to as its phenotype, not its genotype.

Genotype refers to the genetic makeup or genetic information of an organism, which is determined by its genes and DNA sequences. It represents the specific combination of alleles (alternate forms of a gene) that an organism possesses. The genotype is responsible for encoding the traits and characteristics that an organism has the potential to exhibit.

On the other hand, phenotype refers to the observable or expressed traits of an organism. It includes physical characteristics, physiological functions, and behaviors that can be visually or functionally identified. The phenotype is influenced by both the genotype and environmental factors. While the genotype provides the genetic blueprint, the phenotype is the actual manifestation of that blueprint.

In summary, the genotype represents the genetic information and potential traits of an organism, while the phenotype is the visible or expressed characteristics resulting from the interaction between the genotype and the environment.

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Answer:

The right option is; B) the total variety of organisms on Earth

Explanation:

The absolute assortment of living beings on Earth clarifies biodiversity  

Biodiversity is the assortment and inconstancy all things considered (various plants, river creatures, and microorganisms) from all sources (marine, earthbound, and other sea-going biological systems) on earth or inside a specific area. Biodiversity includes hereditary assorted variety, species decent variety, and biological system decent variety which all capacities together to frame the unpredictability of life on earth.

Answer:

it condenses!

Explanation:

hope this helps :)

Answer:

condenses

Explanation:

Answer:

Diffusion via stomata

Explanation:

Gaseous exchange occurs through it

Answer

B

Explanation:

hope this helps

Answer:

Patterns of inheritance in humans include autosomal dominance and recessiveness, X-linked dominance and recessiveness, incomplete dominance, codominance, and lethality. A change in the nucleotide sequence of DNA, which may or may not manifest in a phenotype, is called a mutation.

Explanation:

hope this helps you find the answer :)

Your body creates 25 million new cells every second. In other words, you will have generated more cells in 15 seconds than there are Americans. The femur, commonly referred to as the thigh bone, is the biggest bone in the human body. The stirrup bone, which is found inside your ear drum, is the tiniest bone.

The framework of an individual is their body. It is made up of numerous different cell types that combine to form tissues and ultimately organ systems. They guarantee the survival of the human body and equilibrium.

It has a head, hair, neck, trunk, arms, hands, legs, and feet. The trunk includes the thorax and belly.

Human anatomy, physiology, histology, and embryology are all studied in depth. The anatomy of the body differs in well-known ways. The systems and organs of the human body, as well as how they work, are the main topics of physiology. In order to maintain homeostasis—with safe amounts of chemicals like sugar and oxygen in the blood—many systems and mechanisms interact.

Health experts, physiologists, anatomists, and painters all study the human body to aid in their respective fields.

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In the carbon cycle, plants take CO2 from the atmosphere and carry out photosynthesis by which they incorporate carbon into the biotic components of organic compounds.

It is a biogeochemical cycle that starts with carbon dioxide in the atmosphere, which is adsorbed together with the sun's energy in the photosynthesis process of plants.

Therefore, we can conclude that the carbon cycle is a cycle that flows through the terrestrial ecosystem, through the photosynthesis of plants, by animals or decomposing organisms, and the oceans.

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Answer:

D

Explanation:

mitochondria is the power house of the cell

The transfer of information from neuron to neuron takes place through the release of chemical substances into the space between the axon and the dendrites. These chemicals are called neurotransmitters, and the process is called neurotransmission.

Answer:

All organisms in that food chain would starve until they die unless they could possibly move to a different habitat.

Explanation:

And because of all those organisms not being able to properly feed due to an organism missing in the food chain of that habitat, the population of those animals would decrease as well.

Answer:

Whenever a cell needs energy, it breaks the beta-gamma phosphate bond to create adenosine diphosphate (ADP) and a free phosphate molecule. Cells get energy in the form of ATP through a process called respiration, a series of chemical reactions oxidizing six-carbon glucose to form carbon dioxide.

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Answer:

Selection

Explanation:

Selection, in biology, the preferential survival, and reproduction or preferential elimination of individuals with certain genotypes (genetic compositions), by means of natural or artificial controlling factors.

Answer:

A. Hydrosphere

Explanation:

Lets think…

hydrosphere

hydro means: to do something with water

like how there is hydroelectricity

this is how you identify that it is A

A molecular mechanism/facilities site-directed mutagenesis exploits to introduce mutations at a specific site when a nucleotide substitution is reduced. Here option A is the correct answer.

Site-directed mutagenesis typically involves the use of synthetic DNA oligonucleotides that are complementary to the target DNA sequence, except for the nucleotide(s) that are to be mutated.

The molecular mechanism exploited by site-directed mutagenesis is nucleotide substitution, where the synthetic oligonucleotide contains a single or a few nucleotide mismatches compared to the target DNA sequence.

This results in the incorporation of a mutated nucleotide at the corresponding site during DNA replication or repair. Flanking complementary bound nucleotides is important for proper base pairing and extension by DNA polymerase, but they do not permit non-complementary base pairing.

Transposase-induced base pair changes and methylated nucleotides disrupting DNA polymerase's proofreading ability are not typically used in site-directed mutagenesis.

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Complete question:

Which of the following molecular mechanisms/features does site-directed mutagenesis exploit to introduce a mutation at a specific site?

A. Nucleotide substitution when one is depleted.

B. Flanking complementary bound nucleotides permit non-complementary base pairing.

C. Transposase-induced base pair changes.

D. Methylated nucleotides disrupt DNA polymerase's proofreading.

Plants eliminate waste products generated during photosynthesis through a process called transpiration. The primary waste product of photosynthesis is oxygen, and it is removed from the leaf through small openings called stomata.

During photosynthesis, plants absorb carbon dioxide and release oxygen as a byproduct. Oxygen molecules diffuse out of the leaf cells and accumulate in the intercellular spaces within the leaf.

From there, oxygen moves into the stomata, which are tiny pores on the surface of leaves. Stomata are open and close to regulate gas exchange and water loss. When the stomata are open, oxygen is released into the surrounding atmosphere through diffusion, effectively removing it as a waste product.

Transpiration, the process by which water vapor evaporates from the leaf's surface, also helps in the removal of waste products. As water evaporates from the leaf through the stomata, it carries away any dissolved gases, including oxygen.

This process ensures that waste products of photosynthesis are efficiently eliminated from the leaf and allows for the exchange of gases necessary for plant respiration.

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An increase in movement of calcium ions into the resting cell would depolarize the membrane potential.

In resting cells, the membrane potential is negative. It is maintained by a balance between the concentration of ions inside and outside the cell. Calcium ions have a higher concentration outside the cell than inside it. Therefore, if there is an increase in the movement of calcium ions into the resting cell, this will upset the balance of ions, resulting in a change in the membrane potential.

Specifically, the influx of positively charged calcium ions will increase the positive charge inside the cell, which will depolarize the membrane potential. In other words, depolarization occurs when the membrane potential becomes less negative or positive. It is an essential part of nerve and muscle function.

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