Acetylcholine is released by many types of neurons. which type does not typically release ach?

Answer: The idea that the earth is extremely ancient.

Explanation:

Charles Darwin was a British naturalist who worked on the organic evolution of living organisms and in his books outlined how present-day organisms evolved from earlier, different species.

Evolution is an extremely slow process. It is difficult to obtain direct evidence of evolution in action. However, scientist including Charles Darwin, have from many fields gathered a great deal of indirect evidence that supports the theory of evolution. This evidence comes from many sources which include the FOSSIL RECORDS.

The history of life on earth is recorded in fossils (remains of organisms preserved mainly in earth's sedimentary rocks). Scientist can determine the age of rocks in which fossils occurs by using RELATIVE DATING. This method give a geological time scale, showing earth's age ( as measured by dating it's rocks), and tracing the history of life on it.

Therefore the idea that the earth is extremely ancient is associated with relative dating which has helped inspire Charles Darwin's work as an evidence on evolution.

Answer:

Explanation:

Yes, the disease specialist's explanation is plausible based on what we know about evolution by natural selection. Let me break it down for you in simpler terms.

The disease specialist is suggesting that the tropical fungus mentioned by your colleague might be related to the fungal pathogen causing the illness at the hospital. They explain that even though the tropical fungus may have been brought to Vancouver Island some time ago, it might not have caused any illness until now. This could be because the tropical fungus was originally adapted to a different environment and couldn't infect people in the new environment of Vancouver Island.

Now, here's where evolution by natural selection comes into play. Over time, organisms can undergo changes in their traits and abilities through a process called natural selection. Mutations, which are changes in the genetic material of organisms, can happen randomly. If a mutation occurs in the tropical fungus that enables it to infect individuals in the Vancouver Island environment, it could be favored by natural selection.

For example, let's say that due to a mutation, the tropical fungus developed adaptations that allowed it to thrive in the new environment and infect people. These adaptations might include changes in its ability to penetrate human cells or evade the immune system. As a result, the fungus would become more successful at causing infections in the Vancouver Island population.

So, the disease specialist's explanation is plausible because it suggests that over time, through natural selection acting on mutations, the original tropical fungus could have evolved adaptations that made it capable of causing illness in the new environment of Vancouver Island.

Organizations and employees are different in several ways, including their goals, responsibilities, and actions.

Organizations are typically made up of multiple employees working together to achieve a common goal, such as maximizing profits or providing goods or services. They have a hierarchical structure, and employees often have specific roles and responsibilities within the organization. On the other hand, employees are individuals who work for the organization and are primarily concerned with their own careers and personal goals.Organizations make decisions that are in the best interest of the company as a whole, while employees make decisions based on their individual needs and preferences. Organizations also have the power to make changes to policies, procedures, and processes, whereas employees typically only have the power to influence these decisions through their actions and contributions.

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Answer:

1.61 g/cm³

Explanation:

A student measures a mass of an 8cm³ block of brown sugar to be 12.9g .what will the density be ?          

Formula : D(density)=m(mass) / v (volume)         UNIT is g/cm³

12.9g/8cm³= d(density)

we will divide them and we will get 1.61 g/cm³

Answer:

B.currents

Explanation:

Hope this is helpful.

Cancer cells can be characterized as ""generic"" cells that perform no specialized body function, thus cancer cells lack differentiation and is therefore denoted as option A.

This a term which is referred to as the process in which the cell grows and becomes specialized which depicts that it is now able to do some special body function. Examples include red blood cells which are able to distribute oxygen and nutrients to other parts pof the body.

In this scenario, we were told that cancer cells aren't able to perform specialized body function which depicts differentiation and is therefore the reason why it was chosen as the correct choice.

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BB is a dominant purebred condition in which only one character or trait is expressed, such as if it is for black, then only black will be expressed as there are two alleles present and both are similar.

The term "purebred trait" refers to the presence of two dominant or two recessive alleles in genotypes such as BB and TT, and the parents with purebred traits inherit the gametes with a single type gene and no chance of variation is here.

Hence, BB is a dominant purebred condition in which only one character or trait is expressed, such as if it is for black, then only black will be expressed as there are two alleles present and both are similar.

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Answer:

Typically, scientists communicate their work within the scientific community by writing and publishing research articles and presenting posters and oral communication of scientific conferences.

Answer:

Scientists often communicate their research results in three general ways. One is to publish their results in peer-reviewed journals that can be ready by other scientists. Two is to present their results at national and international conferences where other scientists can listen to presentations.

The correct option is D) mast cells; cytokine During the inflammatory response mast cells degranulate and release cytokine.

Inflammation is the way in which the body reacts to some harm, such as injury, infections, and toxins. The inflammatory response is the protective attempt by the body to remove harmful stimuli and initiate the healing process. During the inflammatory response, mast cells degranulate and release cytokines. Cytokines are proteins secreted by cells that have an effect on other cells. Cytokines play a crucial role in the immune response and are important in regulating cell growth and differentiation.

They are also involved in the inflammatory response. Mast cells are a type of white blood cell found in the connective tissue that contains histamine and other substances. When activated, they release these substances, which can cause inflammation, swelling, and itching. The release of cytokines by mast cells is an important part of the inflammatory response. They can attract other immune cells to the site of inflammation and activate them to fight off harmful stimuli.

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The animal pair that best illustrates the outcome of convergent evolution is not the light-colored and dark-colored forms of the peppered moth.

The peppered moth example represents industrial melanism, a type of adaptation to environmental changes, rather than convergent evolution. Convergent evolution refers to the process by which unrelated species independently evolve similar traits to adapt to similar environments or ecological niches. Examples of convergent evolution include the wings of birds and bats or the streamlined body shape of dolphins and sharks. The peppered moth scenario, however, demonstrates how different color variations within a single species can arise as a response to changes in their surroundings, such as pollution affecting their camouflage.

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Transcription and translation are processes that happens in both prokaryotes and eukaryotes, but in eukaryotic cells they take place in different sites than in prokaryotic cells. Therefore, C is incorrect.

In eukaryotic cells, the mRNA is extensively processed before it is ready to be translated, not in prokaryotic cells. Therefore, D is incorrect as well.

In eukaryotic cells, transcription and translation are separate processes, transcription takes place in the nucleus and translation takes place in the cytoplasm. In prokaryotic cells, transcription and translation both takes place in the cytoplasm, being a continuous process. Therefore, A is incorrect, E is wrong too and the correct answer is B. Transcription and translation are continuous processes in prokaryotes but not eukaryotes.

The double-stranded DNA molecule: 5'-ATG CCC GAT GTT GAA TTG TCT GGT TAG-3'. the following sequence (complementary to the template DNA strand): 5'-AUGCCCGAUGUUGAAUUUGUCUGGUTAG-3'. gene will be: Methionine-Proline-Aspartic acid-Valine-Asparagine-Arginine-Proline-Isoleucine.

1. If this DNA molecule is replicated, a new complementary strand will be synthesized, resulting in the double-stranded DNA molecule: 5'-ATG CCC GAT GTT GAA TTG TCT GGT TAG-3'

2. The transcriptional result regarding this DNA molecule will be the synthesis of an mRNA molecule with the following sequence (complementary to the template DNA strand): 5'-AUGCCCGAUGUUGAAUUUGUCUGGUTAG-3'

3. The amino acid sequence of the polypeptide chain that will be synthesized according to the mRNA molecule transcribed from this gene will be: Methionine-Proline-Aspartic acid-Valine-Asparagine-Arginine-Proline-Isoleucine.

4. The anticodon sequences of the tRNA molecules that can carry these amino acids are: tRNA-Met (anticodon 3'-AUG-5'), tRNA-Pro (anticodon 3'-CCC-5'), tRNA-Asp (anticodon 3'-GAU-5'), tRNA-Val (anticodon 3'-GUU-5'), tRNA-Asn (anticodon 3'-AAU-5'), tRNA-Arg (anticodon 3'-CGU-5'), tRNA-Ile (anticodon 3'-AUU-5').

5. If this DNA got a mutation that changed the first 3 bases to 3'-ATT-5', the mRNA transcribed from the mutated gene will have the sequence 5'-AUG CCC GAC UGU UAA UUG UCU GGU UAG-3'. This will result in a different amino acid sequence: Methionine-Proline-Asparagine-Cysteine-STOP, leading to premature termination of the polypeptide chain synthesis.

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Answer:

Una de las características de los seres vivos se encuentra en su composición biológica, dado que todos ellos están constituidos por cuatro bioelementos esenciales que se encuentran de manera abundante en la naturaleza:

Carbono

Hidrógeno

Oxígeno

Nitrógeno

Estos bioelementos o elementos biogénicos están presentes en las biomoléculas, que son las que dan forma a la materia que constituye a los seres vivos. Estas moléculas están formadas, a su vez, por la unión de átomos.

De estos bioelementos, es importante destacar el papel del hidrógeno y el oxígeno, que dan lugar a la molécula del agua. El agua, o H2O, juega un papel fundamental en el funcionamiento de los seres vivos.

Answer:

tisuee\

Explanation:

Answer:

ATP

Explanation:

Adenosine triphosphate is an organic compound and hydrotrope that provides energy to drive many processes in living cells

The independent variable in this experiment is "the type of food consumed."Explanation:An independent variable is the variable that is being changed, manipulated or controlled by the researcher.

It's a variable that causes or influences the dependent variable. The dependent variable is the variable that is being observed, measured or tested and is affected by the independent variable. In this experiment, the independent variable is the "type of food consumed" while the dependent variable is "blood insulin level."The researcher in the experiment designed an investigation to test the effect of eating different types of food on blood insulin levels. The experiment involved ten male subjects, who were all in good health and 25 years of age.

The meal that the subjects ate on each day consisted of only one type of food, and their blood insulin levels were measured after consuming the meal.The independent variable is "the type of food consumed" while the dependent variable is "blood insulin level." The independent variable, type of food consumed, is changed and manipulated while the dependent variable, blood insulin level, is observed and measured.

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Answer:

Check explanation

Explanation:

Cons- The most visible impacts of plastic debris are the ingestion, suffocation and entanglement of hundreds of marine species. Marine wildlife such as seabirds, whales, fish and turtles mistake plastic waste for prey; most then die of starvation as their stomachs become filled with plastic.

Pros- Researchers are concerned that this proliferation of plastic may be giving striders, microbes, animals and plants that grow directly on the plastic an advantage over oceanic animals that are not associated with hard surfaces, such as fish, squid, tiny crustaceans and jellyfish.

Answer:

temperature pressure moisture

Explanation:

From my notes hope this helps.

Answer:

temperature pressure moisture

Explanation:

Answer:

A. XNXn

Explanation:

looks like it's a 50% chance of color blindness

Answer:

During each menstrual cycle, there is a rise in follicle stimulating hormone (fsh) in the first half of the cycle that stimulates follicular growth in the ovary. After ovulation the ruptured follicle forms a corpus luteum that produces high levels of progesterone. This inhibits the release of fsh!

Answer:

they compare fossils to other fossils to see if skeleton changes are observed in a species over time it indicates that there is genetic change going on within the species

Answer:

Science uses fossil evidence to support evolution theories because you can link similar fossils among creatures from millions of years ago, to the living creatures of today.

hope this helps :}

Answer:

Exponential growth is the rapid growth of biological organisms. This usually happens when the amount of resources is unlimited in a habitat, therefore creating more and more organisms which increases population.

hope this helps :)

Explanation:

The relative humidity is approximately 22.9% based on the given wet bulb temperature of 10°C and dry bulb temperature of 14°C.

Wet bulb temperature: 10°C = 50°F

Dry bulb temperature: 14°C = 57.2°F

SVP at wet bulb temperature: 0.284 * \(e^(17.27 * 10 / (10 + 237.3))\)= 0.284 * \(e^(-7.09)\) = 0.284 * 0.000828 = 0.0002356 psi

SVP at dry bulb temperature: 0.284 *\(e^(17.27 * 14 / (14 + 237.3))\) = 0.284 * e^(-5.97) = 0.284 * 0.002562 = 0.0007296 psi

AVP = 0.0002356 - (0.00066 * (57.2 - 50) * 14.7) = 0.0002356 - (0.00066 * 7.2 * 14.7) = 0.0002356 - 0.0686 = 0.000167 psi

RH = (AVP / SVP at dry bulb temperature) * 100

RH = (0.000167 / 0.0007296) * 100 = 0.229 * 100 = 22.9%

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Answer: A. mean

Explanation:

Average is when all data add together and divided by the number. So mean is the right answer.

Answer:E

Explanation:I think it is

Answer:

Answer:

TRUE

Explanation:

Answer:

The size of the genome cannot be deduced from the number of chromosomes.