A group of tissues working together is an organ.
ANSWER:
A. an organ
One of the 4 nucleic acid bases. They connect the two strands of the DNA double strand by means of hydrogen bonds, the principle of so-called complementarity of bases. derived from pyrimidine. It is part of nucleic acids, where it forms a complementary pair with guanine using three hydrogen bonds.
Answer:
<h2>starch: polysaccharide is the answer</h2>
Explanation:
<h3>mark me a brainliest tysm</h3>
Drinking salt water is harmful because it messes up the salt concentration in each of your red blood cells. It over loads the salt in it and causes the cell to swell up and burst due to it trying to let in more water to balance the salt concentration out.
