<span>22 pairs of autosomal chromosomes, 1 X chromosome, and 1 Y chromosome would
</span><span>be expected in a karyotype of a human male</span>
When cells communicate by the signaling process, one cell produces a signaling molecule that must be received by the signal receptor on or in the responding cell. Signaling molecules are often called ligands, a general term for molecules that bind specifically to other molecules (such as receptors).
Such unequal distribution of resources was commonly related to land for agriculture, necessary for population growth.
Answer:
B.) Smoking tobacco products or inhaling second-hand smoke
Explanation:
It can cause lung cancer
May i get brainlest please?
It's called chemical reaction.
(I'm not real sure)
