Answer:
d.
Explanation:
A chromosome is a strand of DNA that is encoded with genes. In most cells, humans have 22 pairs of these chromosomes plus the two sex chromosomes (XX in females and XY in males) for a total of 46. The word chromosome was originally coined in German from the Greek words khroma, meaning color, and soma meaning body.
I believe the answer is Cladophora. i hope this helps!
Answer:
The immune system
the system is made up of special organs, cells and chemicals that fight infection
Explanation:
hope that helps :)
A molecule is formed when two or more atoms<span> share their outer shell electrons. This process of sharing electrons is known as a "</span>bond<span>," and, specifically for molecules, it is a covalent </span>bond<span>.</span>