all of the following are examples of natural selection except multiple choice the distribution of dark and light colored peppered moths in britain. a rise in bacterial resistance to antibiotics. the reduction in beak length of scarlet honeycreepers when they changed food sources. the 150 breeds of dogs developed from ancestral wolves. two of these are not examples of natural selection.

Answer:

D. agriculture

Explanation:

Agriculture is perhaps the most water-intensive industry on the planet.

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Answer:

c

Explanation:

The statement that led it to become a scientific theory is as follows:

Thus, the correct option for this question is C.

A Scientific theory may be defined as a type of well-explained explanation that illustrates observations of the natural world that have been constructed utilizing the scientific method, and which brings together many facts and hypotheses.

According to the context of this question, the theory of a Sun-centered solar system provoked negative reactions when proposed first. To become this scientific theory there was no actual evidence present at that time of instance.

But as time passes, some sorts of evidence were constructed as helped in the construction of theory to the scientific theory with respect to the experimental analysis.

Therefore, the correct option for this question is C.

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If there are 8 amino acids, there would be 24 bases on the mRNA.

As we know that a set of three bases of mRNA, called a triplet codon, specify one amino acid. Thus, for a polypeptide of 8 amino acids, the corresponding mRNA will have 8 X 3 = 24 bases.

What does mRNA do?

Each mRNA carries instructions to make a specific protein. These instructions are like a “blueprint.” mRNA delivers these instructions, and cells put the protein together.

What is mRNA?

A type of RNA found in cells. mRNA molecules carry the genetic information needed to make proteins. They carry the information from the DNA in the nucleus of the cell to the cytoplasm where the proteins are made.

What are the 4 amino acids in mRNA?

It had long been known that only 20 amino acids occur in naturally derived proteins. It was also known that there are only four nucleotides in mRNA: adenine (A), uracil (U), guanine (G), and cytosine (C).

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This image illustrates an Anabolic process.

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Answer:

36 1/6

Explanation:

434÷12=36 1/6

population density is number of trees in one square meter

Answer:weight

Explanation:yes

The muco-ciliary defense of the respiratory mucosal epithelium against the pathogenic bacteria.

The muco-ciliary defense, which is mediated by the ciliated as well as the goblet cells, is very fundamental to our own respiratory fitness. The concerted action of the ciliary movement which is present on the surface of the respiratory epithelium in our respiratory pathways as well as the pathogen entrapment which is done by mucus basically helps to maintain the healthy airways.

Cilia, which are basically tiny muscular, hair-like projections which are present on the cells which happen to line the airway, are one of the respiratory system's major defense mechanisms. Cilia can basically propel a liquid layer of the secreted mucus which covers the airways.

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--The given question is incorrect, the correct question is

"What is an important defense for the respiratory mucosal epithelium against pathogenic bacteria?"--

Answer:

d.) A gram-positive group that includes the Actinobacteria

Explanation:

The best description of high G+C bacteria is option d) A gram-positive group that includes the Actinobacteria.

High G+C bacteria, also known as high guanine-cytosine bacteria, refer to a group of bacteria characterized by a high proportion of guanine (G) and cytosine (C) nucleotide bases in their DNA. This characteristic can be determined by analyzing the DNA composition of bacteria.

Option d) states that high G+C bacteria belong to a gram-positive group that includes the Actinobacteria. This is the most accurate description of high G+C bacteria. Actinobacteria are a phylum of gram-positive bacteria, known for their high G+C content. They are characterized by their filamentous growth and the formation of branching networks of hyphae, similar to fungi. Actinobacteria include a diverse range of organisms, such as the genus Streptomyces, which produce many antibiotics, and Mycobacterium, which includes the species responsible for tuberculosis and leprosy.

Options a), b), and c) are not accurate descriptions of high G+C bacteria. Option a) mentions gram-negative bacteria and includes spirochetes, planctomycetes, and the CFB (Cytophaga-Flavobacterium-Bacteroides) group, which are not specifically associated with high G+C content. Option b) refers to a gram-positive group that includes the Bacilli, which generally do not have a high G+C content. Option c) mentions gram-negative bacteria composed of five classes, but it does not specifically address high G+C content.

Therefore, option d) is the most accurate description of high G+C bacteria, as it correctly identifies them as a gram-positive group that includes the Actinobacteria.

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When 198 moles of NH4+ are oxidized to NO2-, 1188 moles of H+ are produced. Rounded to two decimal places, the answer is 1188.00 moles of H+.

To balance the two half-reactions, we need to multiply the reduction half-reaction by 4, leading to: 4NO2- + 24e- + 24H+ → 4NH4+ + 12H2O (multiplied by 4) O2 + 4e- + 4H+ → 2H2O (not multiplied)

We can then add the two half-reactions and cancel out the electrons and water molecules that appear on both sides of the equation. The resulting balanced equation is:

4NO2- + O2 + 24H+ → 4NH4+ + 8H2O

This equation shows the oxidation of ammonia to nitrite by oxygen, producing water and hydrogen ions in the process. We can see from the equation that for every 4 molecules of NO2- that are oxidized, one molecule of O2 is consumed and 24 H+ are produced.

To determine how many moles of H+ are produced when 198 moles of NH4+ are oxidized, we need to use stoichiometry. We know that for every 4 moles of NO2- produced, 24 moles of H+ are produced. Therefore, we can set up the following conversion factor:

24 H+/4 NO2- = x H+/198 NH4+

Solving for x gives:

x = 1188 H+

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Answer:

Some changes in the DNA sequence will not cause a change in the protein produced.

Explanation:

My reasoning is, if the mutation is not expressed then the changes in the DNA sequence will not affect the coding for whatever protein will be produced. The mutation won't affect anything, it is like the mutation is invisible. I hope it helps plus by process of elimination the others would be wrong.

Answer:

Two and three are the only two consecutive prime numbers. 2 is the first Sophie Germain prime, the first factorial prime, the first Lucas prime, and the first Ramanujan prime. Two is the third (or fourth) Fibonacci number .

Cardinal: two

Factorization: prime

Numeral system: binary

Explanation:

Hope this helps

Answer:

a producer

b rabbit

c it effects the eci system

plant

squiree

snake

hawk

hawk

1. Using the food chain "Grass - Rabbit - Fox":

A. A producer, more precisely a primary producer, is grass. It is an autotrophic animal that uses photosynthesis to convert sunlight into energy.

B. The rabbit is the herbivore or the main consumer in this food chain. It uses grass as its energy source.

C. If there was a decrease in the number of foxes, then perhaps the number of rabbits would increase. If the number of predators is low, the population of rabbits will probably increase, as there will be less pressure from predators. Increased competition for resources may also lead to an increase in the number of grass species.

2. Considering the "hawk-snake-squirrel-plant" food chain:

A. In this food chain, the plant is both a producer and a product. It uses photosynthesis to convert sunlight into electricity.

B. Hawks, squirrels and snakes are the main consumers of this food chain. Each person directly uses the energy of other living things. After the squirrel is eaten by the snake, the plant is eaten by the plant.

C. Hawks and snakes are two secondary consumers in this food chain. The snake eats the squirrel, which is one of its main prey. After being eaten by the eagle, the snake becomes a secondary consumer.

D. The hawk is a tertiary consumer in this food chain. The snake, a secondary consumer, is consumed by it.

E. The hawk is the main predator in this food chain. Being at the top of the food chain, it can prey on other organisms without being preyed upon by another species.

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Answer:

Basic science of hatching of egg into chick is incubation.  

Explanation:

Incubation is the process of keeping eggs at suitable temperature and under suitable conditions, so that it can develop.

The correct statements that accurately summarize why cold weather events are not considered evidence refuting climate change are A, D, and E.

Firstly, weather refers to short-term conditions while climate refers to long-term conditions. Therefore, a single cold weather event or even a few cannot be used to argue against the long-term trend of climate change. Secondly, climate change does not mean that all places change in the same way at the same time. This means that while some areas may experience extreme heat, others may experience cold temperatures. Lastly, abnormally cold weather conditions can actually be caused by warming at the poles. As the poles warm, the jet stream can weaken and move south, allowing colder air to move into regions that are not typically cold. Therefore, cold weather events are not a refutation of climate change, but rather a potential consequence of it. It is essential to focus on long-term trends in global temperatures and carbon dioxide levels to understand the impacts of climate change accurately.

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The proper sequence to represent the development of the follicle in the ovary are:

Ovarian follicles develop with the effects of hormones. The follicular phase bears one or two follicles that become dominant and eventually releases an oocyte by luteinizing hormone stimulation.

Development of follicles is stimulated by follicle stimulation hormone (FSH) production in the pituitary gland. Follicles that ripen result in oestrogen level increase. The sequence of follicle development is Primary follicle, Secondary follicle, Mature follicle, Ovulation and Corpus luteum.

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Answer: A large molecule made of many monomers.

Explanation:

Answer:

All of the above.

Explanation:

Regulation of the expression of genes refers to different processes tge cells use to increase or decrease the production of some gene content. It involve Turing gene on and off so as to ensure that appropriate genes are expressed at the right times. This allow organism to respond to changes in their environment.

Ecological succession and evolution are both processes that affect the population of red foxes in different ways. Ecological succession involves the gradual and predictable changes that occur in a community of organisms over time while evolution refers to the changes in the genetic makeup of a population over time.

Ecological succession involves the gradual and predictable changes that occur in a community of organisms over time. It is driven by both biotic and abiotic factors and is classified into two main types: primary and secondary succession. During primary succession, organisms colonize a newly formed area that lacks soil and organic matter.

Over time, these pioneer organisms create soil and organic matter, which allows for the growth of more complex plants and animals. Secondary succession occurs after a disturbance such as a fire or flood has occurred, and it involves the gradual return of a community to its original state. Ecological succession can affect the population of red foxes in several ways.

For example, as vegetation grows and changes, the availability of food and shelter for red foxes can also change. This can either increase or decrease the population of red foxes depending on the availability of food and other resources. Furthermore, as other animal populations change due to succession, this can also impact the population of red foxes through predation or competition.

Evolution, on the other hand, refers to the changes in the genetic makeup of a population over time. This occurs as a result of several mechanisms, including natural selection, genetic drift, and gene flow. Over time, these changes can lead to the formation of new species and the extinction of others.

Evolution can affect the population of red foxes in several ways. For example, if a population of red foxes undergoes genetic changes that allow them to better adapt to their environment, this can increase their survival and reproduction. Conversely, if changes in the environment reduce the survival and reproduction of red foxes, this can decrease their population.

Overall, ecological succession and evolution can both affect the population of red foxes, but in different ways. Ecological succession involves changes in the availability of food and other resources, while evolution involves changes in the genetic makeup of a population over time.

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Answer:

but,

The correct combination of vital signs is temperature, respiratory rate, and heart rate.

Vital signs are key measurements that provide important indicators of a person's physiological status and overall health. They help healthcare professionals assess and monitor a patient's condition. The vital signs typically include temperature, respiratory rate, heart rate, and blood pressure. Among the options provided, the correct combination of vital signs is temperature, respiratory rate, and heart rate.

Temperature is a measure of the body's internal heat. It can be measured orally, rectally, or with the help of infrared thermometers. Deviations from the normal range may indicate fever or hypothermia, which can be indicative of underlying health issues.

The respiratory rate refers to the number of breaths a person takes per minute. It provides insight into lung function and overall respiratory health. Abnormal respiratory rates may suggest respiratory distress or underlying pulmonary conditions.

Heart rate, also known as pulse rate, measures the number of times the heart beats per minute. It reflects cardiac activity and can be assessed by feeling the pulse at various points in the body. Deviations from the normal heart rate can indicate cardiovascular problems or other physiological abnormalities.

Weight, muscle mass, and height are not typically considered vital signs. They are important anthropometric measurements used for assessing overall body composition, growth, and nutritional status. While these measurements are relevant in healthcare, they are not classified as vital signs.

In summary, the vital signs include temperature, respiratory rate, and heart rate. Monitoring these parameters allows healthcare professionals to gain valuable insights into a patient's health status, identify potential issues, and make informed decisions regarding treatment and care.

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Answer:

hope it helps

Explanation:

As shown in the figure a cross between two heterozygous tall plants results in 25% h.0.m.0.z.y.gous tall, 50% heterozygous tall and 25% dwarf plants.

Answer:

1. Texas A&M University

2. Texas's premier research agency in agriculture, natural resources, & life sciences

Explanation:

Answer:

B. Mitochondrion

Only about 10% of the energy from each trophic level is transferred to the following level in an energy pyramid. This implies that only 10%, or 50 units, of the energy accessible at the first level consumer level, if there are 500 units of energy at the producer level.

Similar to this, only 10%, or 5 units, of the 50 units of energy at the first level consumer level would be accessible at the second level consumer level.

Therefore, the amount of energy at each trophic level would be:

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Physical agents are:-

Chemical agents are:-

We can suffer from diseases when our body is adversely affected like:-

In many cases the disease can be fetal like Cancer.

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Carbon dioxide leaves the plant's leaves through stomata, which are small openings. Two guard cells surround each stomatal opening.

Carbon dioxide the chemical compound CO2 is made up of molecules with one carbon atom covalently double-bonded to two oxygen atoms in each one of them.. It is found in the gas state at room temperature.

The path taken by a carbon dioxide molecule after it had passed through the stomata is-

Green plants use photosynthesis to absorb carbon dioxide from the atmosphere. The stomata on the leaves of this plant allow carbon dioxide to exit. Two guard cells surround each stomatal opening.

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Answer:

D (I think)

Explanation:

A - No, it replicates everything  

B - I think it's referring to okazaki fragments (?) which is on the lagging strand so no.
C - No, in interphase they prepare the for meiosis.

D - the only reasonable statement left