Hi!
What are the pros and cons of mitochondria keeping DNA in both the nucleus and in the cell itself?
This one is confusing. Thx!

Answer:

its imprinting or maturation

Answer:

Ribosome

Explanation:

The entire process is called gene expression. In translation, messenger RNA (mRNA) is decoded in a ribosome, outside the nucleus, to produce a specific amino acid chain, or polypeptide. The polypeptide later folds into an active protein and performs its functions in the cell.

Answer:

Ribosomes

Explanation:

Answer:

Explanation:

Further down, the trachea divides into two tubes (left and right) called bronchi (BRAHN-kye). The bronchi connect the trachea to the lungs.

Understanding gas and vapours in a work setting is incredibly important for workplace safety. Gas and vapours can contain noxious substances that, if exposed to, can lead to serious injury or health implications.

In order to prevent such accidents, employers must perform risk assessments in order to assess and identify any areas of risk and put in place control measures to limit them. If gas and vapours are used onsite, then suitable ventilation and extraction systems should be in place.

Employers should also ensure that their staff are aware of the potential risks associated with such substances and provide adequate training and instruction in how to work safely. Finally, employers should also check that any necessary personal protective equipment is provided and communications are in place to be able to notify relevant emergancy responders in case of an accident.

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Answer:

1 dogs

2. flowers

3. snake

4. birds

5. spider

6. tree

Explanation:

When a cell needs to make a protein, special parts within the nucleus read the DNA and use that information to produce messages in the form of messenger RNA (mRNA). The mRNA molecule carries the genetic code from the DNA to the ribosomes, which are the cellular structures responsible for protein synthesis. The ribosomes use the information contained in the mRNA to build the protein molecule.

The environmental does not impacts of population growth.  More energy is needed, which leads to burning of non-renewable natural resources, which leads to their depletion.

Human population increase impacts the Earth system in a spread of approaches, which includes: growing the extraction of resources from the environment. these resources include fossil fuels oil, gasoline, and coal, minerals, trees, water, and flora and fauna, specifically inside the oceans.

This speedy increase increase turned into especially resulting from a lowering death fee (greater unexpectedly than delivery rate, and specially an increase in common human age. through the populace counted, however, population growth doubling time started to say no after because of reducing start costs.

Disclaimer:-Your question is incomplete, please see below for complete question.

Choose the statement that does NOT accurately describe the environmental impacts of population growth.

A. More energy is needed, which leads to over-reliance on freshwater systems, which leads to water pollution.

B. More land is needed, which leads to habitat damage, which leads to loss of ecosystems.

C. More energy is needed, which leads to burning of non-renewable natural resources, which leads to their depletion.

D. More land is needed, which leads to deforestation, which leads to less oxygen in the atmosphere

Hence, the answer is option C.

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One of the first interesting NASA Spinoff Technology is the Drill Bits that are able to break off and retain rock samples. They are then collected on Perseverance and flown to earth for the use of geologists.

This is a publication from the National Aeronautics and Space Administration that shows the technology used by NASA to the public.

NASA has shown about fifty technologies each year since 1976 in this annual publication.

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Solution:

In the oceans, the primary producers are above all algae, which form phytoplankton. Phytoplankton is essential in the production of oxygen. In fact, more than 50 percent of the oxygen on our planet is produced in the sea through photosynthesis triggered by phytoplankton, an autotrophic microorganism that is essential for life on the planet.

Now, if iron is a fundamental nutrient for phytoplankton and scientists are working to make this nutrient more available for this photosynthetic microorganism, which can use carbon dioxide and generate oxygen in exchange, this is because they want to establish a reduction of the greenhouse gas carbon dioxide in the atmosphere.

So that, we can conclude that the correct answer is:

Reduction of the greenhouse gas carbon dioxide in the atmosphere.

Answer:

To help the bacterium adhere to surrounding surfaces in their environment

Explanation: They are hair-like structures ingrained within the bacterium that serve as an form of transportation/adhesion

Based on endosymbiosis and evolution of eukaryotes, it is possible for any photosynthesis bacteria to share the same pigments as charophytes and plants.

This is defined as the process in which green plants manufacture their food in the presence of sunlight. This is performed by plants through their pigments which help to trap solar energy which is needed for the reactions.

There is the endosymbiotic origin of plastids which was from cyanobacteria therefore meaning that they have the same ancestors and was pivotal in the evolution of eukaryotes. This therefore denotes that they share similar features.

This is therefore the reason why it is possible for photosynthesis bacteria to share the same pigments as charophytes and plants.

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A naive B cell is a cell that has MHC and BCR and is waiting to bind its dream antigen.What are B cell receptors?B cell receptors (BCRs) are transmembrane proteins that are located on the surface of B cells. BCRs have two heavy chains and two light chains that are linked by disulfide bonds and form a Y shape.

BCRs are composed of two antigen-binding sites, one on each arm of the Y. The antigen-binding site is made up of the variable domains of the heavy and light chains. The constant regions of the heavy and light chains are found in the transmembrane and cytoplasmic domains of the BCRs.

The specific recognition of antigens by B cells is mediated by BCRs. B cells are activated by antigens that are bound to their BCRs. The activation of B cells results in their differentiation into plasma cells, which secrete antibodies, and memory B cells, which persist in the body for long periods of time and quickly respond to subsequent exposure to the same antigen.

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Answer:

Plants absorb water from the soil by osmosis and they absorb mineral ions from the soil by active transport, against the concentration gradient.

Answer:

transcription

Explanation:

Answer:

O proteins

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Answer: Proteins

explanation

call membrane are composed primarily of fatty- acid- based lipid and proteins.

Answer: b c d

Explanation:

Hkk

The shifts of the hydrogen absorption spectrum of a galaxy provide evidence for :

B. Temperature of the galaxy

C. Motion of the galaxy

D. Composition of the universe

Thus, the three correct answers are B, C and D.

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The correct option is D; zygote , a(an) zygote begins as a one-cell structure that is created when a sperm and egg merge.

A sperm and an egg combine to form a one-cell structure known as a zygote. At this moment, the baby's sex and genetic composition have been determined. The zygote splits and grows throughout the first week following conception, growing from a one-cell structure to two cells, then four cells, then eight cells, and so on.

zygote. the haploid gametes (sperm and egg), which unite to form the diploid fertilized egg, during fertilization. meiosis. the division of cells inside the reproductive organs of a sexually reproducing organism to create haploid gametes from diploid cells.

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Answer:

Explanation:

When you dissolve salt in water the sodium chloride dissociates in Na + ions and Cl - ions, which may be written as a chemical equation: NaCl(s) → Na +(aq) + Cl -(aq) Therefore, dissolving salt in water is an example of a chemical change. The reactant (sodium chloride or NaCl) is different from the products (sodium cation and chlorine anion).This forms a solution.

While both anaerobic and aerobic respiration involves the regeneration of NAD+ and the production of ATP, the specific processes and final electron acceptors differ, leading to variations in ATP yield.

Both anaerobic and aerobic respiration involves the regeneration of NAD+ to produce ATP and NADH. However, there are some differences in how this occurs between the two processes. In anaerobic respiration, since oxygen is not available as the final electron acceptor, an alternative molecule, such as an inorganic compound or an organic molecule, is used.

This molecule accepts the electrons from NADH, resulting in the regeneration of NAD+ and the production of ATP. The specific molecule that accepts the electrons can vary depending on the type of anaerobic respiration occurring. For example, in lactic acid fermentation, pyruvate accepts the electrons from NADH, forming lactate and regenerating NAD+.

Anaerobic respiration produces fewer ATP molecules compared to aerobic respiration because the final electron acceptor in anaerobic respiration has a lower energy yield than oxygen. In aerobic respiration, each molecule of glucose can produce up to 36-38 ATP molecules, while anaerobic respiration typically yields around 2 ATP molecules per molecule of glucose.

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Answer:

You can use rope as the red wire and different colored marble for the red ,yellow and green parts

And below each model you can what it is

Explanation:

Answer: The correct choice would be 18 hours.

Explanation:

Answer:

d. 28 hours

Explanation:

The recessive form of a trait is the one that is not expressed in the F1 generation of a monohybrid cross.

In genetics, the expression of traits is governed by the inheritance of genes from parents to offspring. Each gene has two versions, called alleles, which can be either dominant or recessive. The dominant allele expresses its trait even in the presence of the recessive allele, whereas the recessive allele expresses its trait only when it is present in a homozygous state, that is, when both copies of the gene are the recessive allele.

In a monohybrid cross, two parents are crossed that differ in only one trait controlled by one gene. When two homozygous parents with contrasting traits are crossed, such as a homozygous dominant (AA) and a homozygous recessive (aa), the resulting offspring in the first filial generation (F1) will all be heterozygous (Aa) and show only the dominant trait.

Therefore, the recessive form of a trait is the one that is not expressed in the F1 generation of a monohybrid cross.

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Answer:

The answer must be c: natural selection

Explanation:

All the other answers only help rappid food production which will lessen the use of natural selection over time.

The correct description of brachial plexus is a network of nerves formed by branches of spinal nerve segments C5-T1.

The upper limb's skin and muscles are supplied by a nerve network known as the brachial plexus. It extends from the root of the neck all the way through the axilla and the upper extremities.

The anterior rami of the spinal nerves that make up the brachial plexus are referred to as the "roots."These are the spinal nerves C5, C6, C7, C8, and T1's anterior rami.

Pairing spinal nerves arise at each vertebral level. they exit the spinal cord, Through the intervertebral foramina of the vertebral column,

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Answer:

Fungi are mostly multicellular, consisting of fungal hyphae. Both yeast and fungi are saprotrophs, which secrete enzymes on decaying organic matter. The main difference between yeast and fungi is their structure.

Explanation:

The WET when the temperature is 40°F and the wind is blowing at 10 mph is approximately 71.76°F.

The Wind Chill Equivalent Temperature (WET) is a measure of how the temperature feels to the human body when the effects of wind are taken into account.

The formula to calculate the WET takes into account both temperature and wind speed, and the result gives an estimate of the lowest temperature that a person would feel if exposed to those conditions.

WET = 35.74 + 0.6215 * T - 35.75 * V^0.16 + 0.4275 * T * V^0.16

where

T is the temperature in Fahrenheit and

V is the wind speed in miles per hour.

Plugging in the values from your question, we have:

WET = 35.74 + 0.6215 * 40 - 35.75 * 10^0.16 + 0.4275 * 40 * 10^0.16

WET = 35.74 + 24.86 - 7.72 + 17.88

WET = 71.76

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