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PSYCHO15rus [73]
3 years ago
6

PLEASE HELP ME ON THE TOP QUESTION ASAP!!!!!!!

Biology
2 answers:
Sav [38]3 years ago
8 0

Answer:  acid rain

Explanation:

Crazy boy [7]3 years ago
3 0

Answer:

The answer is A

Explanation:

because vinegar combined with chalk creates a chemical reaction when acids and bases combine, they produce water and salts putting the chalk in vinegar starts the chemical reaction as the acid starts to dissolve the calcium carbonate.

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6. Why do we need to breathe all day and all night?
77julia77 [94]

Answer:

to get rid of carbon dioxide, along with it being necessary to yknow... continue living.

Explanation:

4 0
3 years ago
What is and cilia and flagella?
borishaifa [10]
<span>Well, Cilia and flagella are actually projections from the cell.
They are precicly made up of microtubules, they are also covered by an extension of the plasma membrane. They are motile and designed either to move the cell itself or to move substances over or around the cell.</span>
8 0
3 years ago
Read 2 more answers
The structure of eugenol is given below. select which functional group below is present in eugenol.
vitfil [10]
The alcohol functional group is present in eugenol.

The -OH group is termed as the alcohol group in organic molecules and molecules that have this group contain "ol" in their names. Other examples of compounds with the alcohol functional group are ethanol, phenol and methanol.
3 0
4 years ago
When two genes from two different people are sequenced and aligned, it is discovered that there are multiple sequence difference
SSSSS [86.1K]

Answer:

The mutations lie at locations where they don't affect protein sequence due to degeneracy of the genetic code.

Explanation:

Genetic code is the set of the triplet codons each of which code for a specific amino acid. The nucleotide sequence of mRNA is read in the form of triplets during the process of protein synthesis and the respective amino acid is added to the growing polypeptide chain. The genetic code is degenerate. This means that more than one triplet code specifies one amino acid and some amino acids are encoded by more than one codon.

For instance, genetic codes CUU, CUC, CUA, CUG specify amino acid "leucine". Therefore, any change in the DNA sequence that replaces one code for the leucine with another would not affect the amino acid composition of the protein. This would result in the synthesis of proteins with the same amino acid sequence from both the wild type and mutated genes.

7 0
3 years ago
Nutrition absorbed by the capillaries of the small intestine travels first to the liver. how does that happen?
Sladkaya [172]

The portal vein directs blood from the GI tract to the liver. The liver is the first organ to receive nutrients that are absorbed from the GI tract. It is the ‘gatekeeper’ and is responsible for filtering out possible toxins before they reach delicate tissues such as the brain.
5 0
3 years ago
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