In The Origin of Species, Darwin argued that the mechanism of descent with modification (evolution) was .

gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.

answer: b

coz red blood cells marrow and circulates the body for 120 days.