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Tanzania [10]
1 year ago
8

Which of these is a function of

Biology
1 answer:
Mnenie [13.5K]1 year ago
8 0
C
As the cap helps it to move around while the tail prevents enzymes from eating the RNA
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Pollination is the step that starts double fertilization. Each pollen grain contains two nuclei. One is the _______; the other i
stiv31 [10]

Explanation:

Hey there!

Your answer is option B.

Generally, in double fertilization one nuclei reacts with egg and form zygote and other reacts with polar nuclei. On this process, fruits and seed are found to be formed.

<em><u>Hope</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>

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We live in the troposphere. Could we live in any other layers of the earth?
belka [17]

No beacuse the other layer may be to cold or hot for humans to survive in

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3 years ago
At the beginning of Unit 3 we saw the example of the pygmy seahorse, whose offspring can change their body color, depending on t
Brut [27]

Answer:

Seahorses are between the sea animals that may modification color. Such variations camouflage the creatures if not obscure or perhaps frighten possible predators. Color variations facilitate seahorse’s link emotions and intentions, particularly throughout suit. Whereas these alterations are stunning and infrequently seem seamless, they're truly the merchandise of complicated interactions between the seahorse's brain and small organs carried within its skin.

Anatomy

Seahorse organelles, known as chromatophores, are enclosed at intervals their skins. These tiny, sack like organs contain variety of pigments and may expand or consent response to a spread of stimuli, inflicting the seahorse to vary color. Typically, seahorses carry solely a couple of chromatophore diversities, so completely different colors are created through the blending and matching of accessible pigments.

Building Color

All of the colours to that a seahorse will modification are derived from 3 or four basic stains contained in several chromatophores. The pigment cells of those chromatophores are sometimes stacked on prime of every alternative or clustered along in teams. the colour a seahorse displays is predicated on sort, combination and attentiveness of those cells, moreover as their proximity to the skin's surface.

Brightness and Tone

Muscles hooked up to chromatophores will push stain cells toward, or pull coloring cells off from, the surface of a seahorse's skin. Once the coloring is on the point of the skin's surface, the animal's color is brighter and splendid. In turn, once the pigment attracts off from the skin's surface, the ensuing color is a smaller amount saturated and somewhat boring.

Speed of modification

Depending on the stimulant that causes a seahorse to vary its color, chromatophores are measured by the seahorse's system or by its secretion fluctuations. once the system activates chromatophores, comparable to in life-and-death things, the animal's color changes quickly. once chromatophores are activated by secretion fluctuations, comparable to once a seahorse is suit a mate, the animal's color in its place changes somewhat slowly.

Both of them aren't subjected to action because the color modification in ocean horse are influenced by system and secretion system.

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3 years ago
You are looking at a cell. It has a nucleus and is larger than the cells around it. It is mostly likely a ________ cell
mote1985 [20]

eukaryotic cell is the answer

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Why do proteins not pass through plasma membranes
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because protein molecules are very large in molar masses

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