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Afina-wow [57]
3 years ago
11

Cells often store materials like water, salts, proteins and carbohydrates in sac-like structures called

Biology
2 answers:
kkurt [141]3 years ago
6 0
The answer is D!
I hope this helped!
PIT_PIT [208]3 years ago
4 0

Answer: D

Explanation: if u have any questions comment box pls

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10 points! When looking out of my back door, I see robins, blue jays, finches, crows, hawks and owls all living in the same area
forsale [732]

The possibility for all of the mentioned birds to live all in a same area is because they are all specialized and occupy a certain niche in the food chain, thus not standing in each others ways when it comes to competition for food.

All of these birds have adapted to be able to survive in their respective environment, developing characteristics that will enable them to be superior in something. Through natural selection, the individuals that were performing better, got the chance to mate, thus the offspring was better adapted and stronger in its niche of the food chain.

The robins and the blue jays are birds that are very opportunistic in their food choice, thus giving them greater flexibility and ability to survive, they mostly feed on worms, insects, fruits, vegetables, so they have a big menu.

The finches are specialized in eating nuts and seeds, thus avoiding the competition with the previous two, thus having that food type for themselves.

The owls and hawks are both birds of pray, but the owls hunt mostly at night, while the eagles during the day. Also, the owls prefer to have rodents as their pray, while the hawks are mostly eating other birds, thus not standing in each other's ways.

8 0
4 years ago
an enzymatic weight-gain supplement claims to help users digest all carbohydrates in fruits and vegetables. what key enzyme woul
FrozenT [24]

An enzymatic weight-gain supplement claims to help users digest all carbohydrates in fruits and vegetables. Cellulase enzyme is present.

<h3>What is cellulase ?</h3>

Cellulase (systematic name 4—D-glucan 4-glucanohydrolase) is any of a number of enzymes that catalyse cellulolysis, the breakdown of cellulose and some related polysaccharides, and is primarily produced by fungi, bacteria, and protozoans.

Endohydrolysis of (14)-D-glucosidic linkages in lichenin, cereal -D-glucan, and cellulose

The term is also applied to any naturally occurring combination or complex of numerous such enzymes that break down cellulosic material sequentially or cooperatively.

Cellulases convert the cellulose molecule into shorter polysaccharides and oligosaccharides, as well as monosaccharides (or "simple sugars") like -glucose. Because it makes a key plant component usable for food and use in chemical reactions, cellulose breakdown has significant economic significance. The 1,4-D-glycosidic bonds in cellulose, hemicellulose, lichenin, and cereal -D-glucans are hydrolyzed in this particular process. Compared to the breakdown of other polysaccharides like starch, the breakdown of cellulose is particularly challenging because the molecules of cellulose bind tightly to one another.

Learn more about cellulase here :

brainly.com/question/6335573

#SPJ4

4 0
1 year ago
I need a small text (about 50 words) for the human brain.
Artemon [7]

Answer:

The human brain is the command center for the human nervous system. It receives signals from the body's sensory organs and outputs information to the muscles. The human brain has the same basic structure as other mammal brains but is larger in relation to body size than any other brains.The largest part of the human brain is the cerebrum, which is divided into two hemispheres, according to the Mayfield Clinic. Underneath lies the brainstem, and behind that sits the cerebellum. The outermost layer of the cerebrum is the cerebral cortex, which consists of four lobes: the frontal, parietal, temporal and occipital. [Nervous System: Facts, Functions & Diseases]

Like all vertebrate brains, the human brain develops from three sections known as the forebrain, midbrain and hindbrain. Each of these contains fluid-filled cavities called ventricles. The forebrain develops into the cerebrum and underlying structures; the midbrain becomes part of the brainstem; and the hindbrain gives rise to regions of the brainstem and the cerebellum.

Explanation:

4 0
4 years ago
Imagine you are a red blood cell sitting in the right atria of the heart. Write a paragraph that describes what happens to this
12345 [234]

Answer:

  1. Blood requires to be oxygenated and for that reason to avoid the mixing of the two forms or types of blood with different properties and characteristics. As, the blood inside the human body is either in the oxygenated form or it is in the deoxygenated form, while the whole characterizing of the blood medium is based upon the presence of the oxygen,O₂ and carbon dioxide,CO₂ inside it.
  2. While, the lungs are there for the oxygenation of the blood inside the human body, which is comprised of the small air sacs  or alveolar bodies for the oxygenation of the blood supplied to it by the pulmonary artery from the right auricle.
  3. As, the blood supplied from all over the  body is transported back to the heart through the superior and inferior venacava pouring the deoxygenated form of blood in to the heart.
  4. As the blood remains there for less then a second and goes into the right ventricle carrying it to the pair of lungs through the pulmonary artery.
  5. Inside the lungs the alveoli treats the material present inside the blood medium, which is processed through the process of respiration and oxygen is added to it while the carbon is removed and extracted from the body of the human being.
  6. As, the purified form of blood is sent back to the heart via the pulmonary artery, which pours the blood back into the left auricle.
3 0
3 years ago
_______ is the formation of a new species from an existing species and can occur in two phases.
slavikrds [6]
Speciation is the formation of a new species from an existing species and can occur in two phases. Those two phases are change of an existing species, and splitting of an existing species into two or more different species. An example of speciation would be the Galapagos finch - there are different kinds of this species all over the Galapagos archipelago.
4 0
3 years ago
Read 2 more answers
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