brain is the organ which does play a role in mechanical or chemical digestion
Biogeography- it is the geographic location and distribution of living
organisms.
It provide evolution in many ways because organisms are not
distributed evenly throughout the world, but related organisms are found in the
same isolated parts of the world and this is not explained by
climate.
False! Climate change
The Earth used to be way colder than it is today
Answer:
True
Explanation:
gametes from two plant species can combine and produce a haploid zygote
This can happen because you have recessive and dominant characteristics passed down. So you can get a totally different chromosome that doesn't come from your parents because your grandparents may have had it or great grand parents, the line keeps going .