What do we call a life-form that is so small we need to look at it through a microscope in order to see it?

Biology

1 answer:

avanturin [10]3 years ago

3 0

A Microorganism which can also be known as a Microbe or Microscopic organism

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Shalnov [3]

Both use ion channels to move ions across the cell membrane, in or out of the cell. Differences: Passive Transport (or Diffusion) moves ions from high concentration to low, using no metabolic energy. Active Transport moves ions from low concentration to high, using metabolic energy in the form of ATP.

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3 years ago

What are the four most important elements in living things

lbvjy [14]

Answer:oxygen, carbon, hydrogen, and nitrogen

Explanation: those are the four most important elements in all living thigns

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3 years ago

Think about water and how it rolls up in the beach. Think of all it's qualities. Is it alive according to the characteristics of

DiKsa [7]

No, it is not alive because water is a non-living thing. Aka it doesn't have cells or organs. The fact that it rolls up on the beach all depends on wind and the gravitational pull of the Earth.

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2 years ago

Species adapt over time through structural and behavioral adaptations. Which example describes a behavioral adaptation of an ele

AVprozaik [17]

C; rolls in mud to cool off and deter flies All the other answers refer to structural (physical) adaptations.

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2 years ago

Select the correct answer from each drop-down menu. rna interference is a mechanism of eukaryotic gene regulation. in this mecha

rosijanka [135]

The dicer enzyme processes dsRNA and forms siRNAs, which suppress the expression of target genes by cutting mRNA. 1) siRNA 2) RNA.

<h3>What are siRNA fragments?</h3>

siRNA means small interfering RNA. This is a silencing RNA molecule involved in the RNA interference mechanism, intervening in the expression of a specific gene.

siRNAs are complementary double-stranded RNA molecules composed of about 20-21 nucleotides. siRNA originates from a long double-stranded RNA (dsRNA).

The dicer enzyme cuts dsRNA molecules and produces siRNA. siRNAs suppress the expression of target genes when cutting messenger RNA.

siRNAs suppress the expression of target genes by cutting the complementary messenger RNA (mRNA) into two halves. This is accomplished by the interaction of the siRNA with the RISC complex (RNA-induced silencing complex).

The two mRNA halves are later degraded by the cellular machinery, leading to the suppression of the gene expression.

siRNAs also participate in other pathways related to RNAi, such as in antiviral defense or in the chromatin structure organization.

RNA interference is a mechanism of eukaryotic gene regulation. In this mechanism, the enzyme dicer cuts dsRNA into smaller fragments called (1) siRNA, which form a complex with RISC and degrade specific (2) RNA.

You can learn more about siRNA at

brainly.com/question/7508257

#SPJ1

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1 year ago