The brain floats within _______ fluid, which is contained within the _______.Select one:
a. extracellular; dura mater
b. cerebrospinal; blood vesselsc.
c. intracellular; pia mater
d. interstitial; subarachnoid space
e. cerebrospinal; subarachnoid space

Answer:

all of the above (d) is right

Yes, it is possible that a pedigree could be used to support multiple forms of inheritance.

part b.

The  additional information that would narrow down what type of inheritance it is information is the sex of affected individuals, the pattern of inheritance in the offspring of affected individuals would also be found useful.

There are different types of inheritance and they include:

A sex-linked dominant trait and an autosomal dominant trait might have similar-looking pedigrees making affected individuals appear in each generation and likely pass on the trait.

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Answer:

Omnivores

Explanation:

Omnivores, which feed on both plants and animals, can be considered as being both primary and secondary consumers.

Answer:

An organism cannot serve as both a main consumer and a secondary consumer at the same time in an ecological food web.

Explanation:

A primary consumer, usually referred to as a herbivore, consumes other producers such as plants directly. In a food chain or web, they are located on the second trophic level.

While a secondary consumer feeds on primary consumers. In a food chain or web, they are located on the third trophic level.

Each creature normally resides in a certain trophic level, which indicates its place in the movement of nutrients and energy through the ecosystem. An organism cannot occupy the primary consumer and secondary consumer levels at the same time, even if it can travel up or down the food chain/web by consuming other creatures

So, no organism can serve as both primary consumer and secondary consumer.

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Answer:

Explanation:

But when it comes to the word atom, we have to go to ancient Greece of 400 B.C. And there was a brilliant philosopher named Democritus, and he proposed the Greek word atomos, which means uncuttable. And so as he explained, all matter was eventually reducible to discrete, small particles or atomos. Mendeleev realized that the physical and chemical properties of elements were related to their atomic mass in a 'periodic' way, and arranged them so that groups of elements with similar properties fell into vertical columns in his table. Electrons that have full outer shells have more in common with each other than those with partially full outer shells. The more full the outer shell is, the more stable the element.By having the periodic table laid out in the shape of a castle, scientists can easily observe each element and its properties. Heavier elements have more shells that can hold larger numbers of electrons. What really matters for each element's behaviour, however, is how many electrons it has in its outer shell. That number tends to fit nicely with the way the table is arranged, namely to place elements with similar properties in the same group.

Carbohydrates are not important as a stimulus in the gastric phase of gastric secretion, option B is correct.

Carbohydrates are not important as a stimulus in the gastric phase of gastric secretion. The gastric phase of gastric secretion primarily involves the release of gastric juices and enzymes to aid in the digestion of food. Distention, or the stretching of the stomach walls due to the presence of food, is an important stimulus that triggers the release of gastric juices. Peptides, which are partially digested proteins, also play a significant role in stimulating gastric secretion.

However, carbohydrates do not directly stimulate gastric secretion. Carbohydrate digestion predominantly occurs in the small intestine, where pancreatic enzymes and brush border enzymes break down complex carbohydrates into simpler sugars, option B is correct.

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Answer:

1. Option B

2. Option B

The main difference between a cell in G2 just before mitosis and a cell just after cytokinesis of mitosis is the number of chromosomes and the size of the cell.

A cell in G2 just before mitosis has twice the amount of DNA as a normal cell because it has just completed the S phase of the cell cycle, where DNA is replicated. The cell is also larger in size because it has grown during the G1 and G2 phases in preparation for mitosis.

In contrast, a cell just after cytokinesis of mitosis has the same amount of DNA as a normal cell because the chromosomes have been equally divided between the two daughter cells during mitosis. The cell is also smaller in size because it has just undergone cytokinesis, the process of dividing the cytoplasm and cell membrane to create two separate cells.

In summary, a cell in G2 just before mitosis has twice the amount of DNA and is larger in size, while a cell just after cytokinesis of mitosis has the same amount of DNA and is smaller in size.

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Yes, because In 1997, El Niño had not spread as far across the equator in comparison to 2015. During an El Niño event, warm ocean waters accumulate in the central and eastern tropical Pacific, disrupting the normal atmospheric circulation patterns.

El Niño refers to a climatic occurrence marked by the increase in temperatures of the ocean's surface in the central and east areas of the tropical Pacific Ocean.  It has the potential to cause considerable changes in global weather phenomena.

The intensity and scope of El Niño occurrences differ annually. The year 2015 experienced a robust El Niño, which had significant and far-reaching impacts on weather systems around the world.

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During inhalation, the diaphragm contracts. As it contracts, the diaphragm moves downward, increasing the volume within the thoracic cavity. Due to this increased volume in the thoracic cavity, a negative pressure gradient is generated which causes air to flow from the environment into the lungs. The lungs expand as the alveoli of the lungs fill with air.

During exhalation, the diaphragm relaxes and rises into the thoracic cavity, decreasing the volume in the thoracic cavity. The decreased volume in the thoracic cavity results in an increased pressure which causes air to flow from the lungs out to the environment. At the same time, the lungs are elastic and act to help air flow out as the retract after being expanded.

G the host range of a virus is determined by the proteins in the host's cytoplasm.

Proteins that include enzymes aid in accelerating our bodies' chemical processes, or metabolism. While certain compounds are decomposed, others are produced. Enzymes are present in all living things. Our bodies naturally manufacture enzymes. Enzymes are, however, found in both food & manufactured goods.

Your kidneys, small intestine, nor stomach all make digestive enzymes. The pancreas is actually the "powerhouse" of the digestive enzymes. It produces the most important digestive enzymes, which disintegrate proteins, lipids, and carbohydrates. The lipase enzyme is used by the body to break down dietary fats so that the intestine can digest them. Lipase is produced in the stomach, mouth, and liver.

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Quantitative and Discrete are the two terms that describe this type of data.

Data are a group of discrete values that describe an amount, quality, fact, statistics, or other fundamental units of meaning, or they can simply be a series of symbols that can be further understood. A datum is a specific value contained in a group of data.

Quantitative data is information that is numerical, whereas qualitative data is information that is descriptive (it describes something) (numbers).

Discrete or continuous quantitative data are both possible. While continuous data can take any value, discrete data can only take specific values (such as whole integers) (within a range).

Text, observations, numbers, graphs, figures, pictures, and symbols are all examples of data. Data may consist of specific costs, weights, addresses, names, ages, temperatures, dates, or distances, for instance.

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Answer:

I think its B because An insertion changes the number of DNA bases in a gene by adding a piece of DNA. As a result, the protein made by the gene may not function properly. But it could be C because Missense mutation  is a change in one DNA base pair that results in the substitution of one amino acid for another in the protein made by a gene.

Water pollution is the contamination of water sources by substances which make the water unusable for drinking, cooking, cleaning, swimming, and other activities.

Water pollution refers to addition of the undesirable substances to it that lower down its quality. Addition of industrial waste, domestic waste and sewage to water bodies pollute them. Oil spills reach water bodies through surface runoff.

Causes : Industrial wastes dumped into rivers , sewage dumped into rivers , oil spilled on land mixes with runoff .

Effects : fish die off , spread of disease , destroyed natural habitats

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Answer:

Cause:

: : liquid waste from smelting enters the water supply

: : water used as a cooling agent in power plants

Effect:

: : increased levels of contaminants such as chromium and lead

: : decreased dissolved oxygen levels

Explanation: Here's a pic

Answer:

THANKS FOR THE POINTS I WILL USE IT

Explanation:

The population, to the nearest whole number, of bacteria after 15 days is approximately 4,769 bacteria, The correct option is E, None of the above.

To find the population of bacteria after 15 days, we can use the formula for exponential growth:

N = N₀ * \((1 + r)^t\)

Where: N = Final population after time t N₀ = Initial population r = Growth rate per time period t = Time period

Given: N₀ = 500 bacteria r = 50% per day (or 0.5) t = 15 days

Plugging in the values, we have:

N = 500 * \((1 + 0.5)^{15\)

Calculating this expression:

N = 500 * \((1.5)^{15\) N

= 500 * 9.537 N

= 4,768.5

Thus, the correct option is E, None of the above.

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The question is inappropriate; the correct question is:

The initial population of a bacterial colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding area is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days.

A.  165,822 bacteria

B.  622,707 bacteria

C.  903,430 bacteria

D.  2,000,000 bacteria

E.  None of the above

Answer:

D have a nice day:

Bacteria and the carbon cycle have an important link, to understand this link we need to know that.....

The carbon cycle is constituted by the absorption of carbon dioxide by plants in the process of photosynthesis. Half of this absorbed carbon is released into the atmosphere and the other half the plant uses to produce sugars (glucose). When ingesting plants, animals ingest carbon together for their organism, being released through respiration or its decomposition.

Fungi and bacteria are responsible for the decomposition of both

They ingest part of this carbon, releasing it to the atmosphere and the soil.

With this information, we can say that bacteria add carbon to the carbon cycle by decomposing dead organisms.

Decomposers, such as bacteria, are extremely important, because without them the carbon cycle would not be complete.

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Answer:

d is the correct answer

Explanation:

Answer:

D.) X: Gene for sweeter fruit

     Y: Apple tree DNA

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Correct on Edge 2021! Hopefully this helps you!! :D

Answer:

enzyme= amylase

substrate = molecules

products= sugar molecules

I thinks that's the answer

Answer:

A molecule of mRNA is formed.

Explanation:

Translation is the second process that occurs in gene expression. It is the process by which the information encoded in the mRNA transcript is used to synthesize a protein.

The mRNA nucleotide sequence is read in a group of three nucleotides called CODON. Each codon specifies an amino acid. Translation, which occurs in the ribosomes (cytoplasm), reads the codon with an anticodon using the complementary base pairing rule i.e. A-U, G-C. This means that a CODON-ANTICODON pairs.

The anticodon carries a corresponding amino acid to the polypeptide sequence. A peptide bond is formed when two amino acids joins together in a condensation reaction.

Note: A molecule of mRNA is formed during transcription

Answer:

A molecule of mRNA is formed.

Explanation:

Translation is the second process that occurs in gene expression. It is the process by which the information encoded in the mRNA transcript is used to synthesize a protein.

Answer:

Prokaryotes are always unicellular, while eukaryotes are often multi-celled organisms

eukaryotic cells are more than 100 to 10,000 times larger than prokaryotic cells

eukaryotic cells are more complex than prokaryotic cells

The DNA in eukaryotes is stored within the nucleus, while DNA is stored in the cytoplasm of prokaryotes

A Prokaryotic cell is surrounded by a single membrane layer but In the case of Eukaryotic, there are two surroundings 1. Plasma membrane 2. Nuclear membrane.

Explanation:

Answer:

c. When a rose bush cell divides, it copies its parts then divides into two cells and

d. The bacterium was formed when another bacterium divided

Explanation:

C is correct because the cells inside are part of a larger being (the rose bush), when they divide they are simply creating more cells (hence making the rose bush grow).

D is correct because bacterium are unicellular organisms, meaning they are themselves single cells that are organisms, unlike the rose bush consisting of  many cells.

"True: In skeletal muscle cells, cross-bridge cycling will continue as long as the Ca²⁺ concentrations of the sarcoplasm remains elevated."

In Medicine and Science, a skeletal muscle is sometimes referred to as voluntary muscle and it can be defined as a type of muscle that's connected with the skeleton by tendons, so as to form a mechanical system that enables the movement of the limbs and other body parts with respect to another.

Generally speaking, skeletal muscle fibers are typically considered as being very unusual because they may be a foot or more in terms of length, and each cell typically contains hundreds of nuclei.

According to scientific research and information, cross-bridge cycling would continue in skeletal muscle cells provided that the Ca²⁺ concentrations of the sarcoplasm is always elevated.

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Answer:

In the light-dependent reactions, energy from sunlight is absorbed by chlorophyll and that energy is converted into stored chemical energy. In the light-independent reactions, the chemical energy harvested during the light-dependent reactions drives the assembly of sugar molecules from carbon dioxide.

Explanation:

hope it's help♡

Answer:

C. Gene therapy only focuses on replacing mutated genes.

Explanation:

Hope this helps! Have a good day! :)

The study of animals is called zoology.

The correct answer is C.

Gene therapy is defined as the removal of the mutated gene and placing the correct genes in the DNA to correct the DNA sequence.

Gene therapy is used only to cure genetic diseases like ADA.

Bacteria do not infect the genes of an individual. It targets its immune systems due to which mentioned symptoms are shown.

Hence, the correct answer is C that is Gene therapy only focuses on replacing mutated genes.

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Homeostasis by definition is the equilibrium among the body systems necessary to survive and function properly. So diet is a very important factor to maintain tain this propper functioning of the organism, which is an important factor of metabolism. On the other hand food posses different levels of nutrients as are compounds, so calculating the necessary intake of micronutrients is quite difficult and each source of food is rich in several components, therefore a well-balanced diet accomplishes the micronutrient intake and add additional elements, whats more the body absorbs better each micro nutrient in the natural element than in a sinthetic manner, sometimes the molecular composition is not absorbed so easily or is not so stable, on other ocation the quatities are superior to the needed one and there are only wasted.

The major difference between an endospore of a bacterium and an exospore of a fungus is that B, endospores are dormant forms which are highly resistant to environmental stresses, while exospores are not.

Endospores are formed by some bacteria, such as Bacillus anthracis, as a means of survival in harsh environments. They are metabolically inactive and can withstand extreme temperatures, radiation, and chemicals. When conditions improve, the endospore can germinate and the bacterium can resume its normal life cycle.

Exospores are formed by some fungi, such as actinomycetes. They are not as resistant to environmental stresses as endospores, but they can help the fungus to disperse and colonize new areas.

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