You are likely to see a connotation used in both advertisement and also some university lectures. If only one answer is permitted, B is the best answer.
Answer:
capillaries help the blood containing the things a cell needs
Explanation:
Answer:
it is one of three typesof cells, bacillus, coccus, and spirilium
Explanation:
bacillus looks like this
Answer:
The correct answer is option 3. "secondary structure".
Explanation:
The secondary structure of polypeptide and proteins refers to the second order of folding, including common structures such as beta sheets, alpha helix, as well as turns and loops. The hydrogen bonds between the oxygen and nitrogen atoms of the peptide bonds are crucial to secondary structures, as these hydrogen bonds form and stabilize the aforementioned common structures.