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ruslelena [56]
3 years ago
8

How many Coronavirus strains are in the World and tell me 3 Names of the strains​

Biology
1 answer:
Sav [38]3 years ago
8 0

Answer: The 3 The names of them are

MERS-CoV, (MERS)

SARS-CoV,  (SARS)

SARS-CoV-2

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The P value is a quantitative expression of the probability that the results of another experiment of the same size and structur
solong [7]

Answer:

C) the greater the χ2 value and the lower the P value

7 0
3 years ago
Phagocytosis occurs in many cells. The protist called an amoeba relies on phagocytosis for nourishment. Take a look at the image
mr_godi [17]

Answer:

I believe D would be the answer

Explanation:

As in the first part the pseudo podium is engulfing the particle which is more similar to taking food and the next part in the phagosome the particle is engulfed and further the enzymes would be released which would digest the particle hence similar to digestion

3 0
3 years ago
When RNA is processed in the nucleus and made ready for transfer out into the cytoplasm for protein synthesis, which of the foll
IRISSAK [1]
Answer:
Letter E - exons are cut from the strand and removed

Explanation:

Letter A and B are incorrect because the poly-A tail and guanine cap are added to the 3’ and 5’ end respectively. They aid in translation of the mRNA, while serving as protection. The poly-A tail is repeated adenine nucleotides, while the guanine cap is a modified guanine nucleotide.

Letter C is incorrect because alternative splicing is one mechanism for generating variation, and is thought to be one of the reasons for why humans have smaller genomes than other organisms and still maintain high complexity. Alternative splicing is incredibly important because it produces more than one transcript from a pre-mRNA.

Letter D is incorrect because introns are the non coding portions of the mRNA. They are excised to make a smaller mRNA transcript, and one that contains all the protein genes.

This letter E is the correct answer, because exons are the coding portions of the mRNA, and are not excised during RNA processing.

Hope that helped! If I made a mistake, please let me know.
8 0
3 years ago
Which part of an enzyme molecule binds to its associated substrate?
anzhelika [568]
The part of the enzyme molecule that binds to its associated substrate is ACTIVE SITE.
The active site contains the catalytic groups which are amino acids which promote the formation and the break down of bonds. By breaking and forming new bonds, the enzyme substrate interaction brings about the formation of the transition state.
8 0
3 years ago
What sugar is found in a nucleotide of ribonucleic acid?
hoa [83]

Answer:

Ribose

Explanation:

Ribose, also called D-ribose, five-carbon sugar found in RNA (ribonucleic acid), where it alternates with phosphate groups to form the “backbone” of the RNA polymer and binds to nitrogenous bases.

8 0
2 years ago
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