The chlorophyll breaks down making the green disappear and the orange yellow or red become visible
my guess is False i think that is the correct answer, because their are mammals that live in the tundra.
The type of glial cells are particularly at risk from the disease are the Schwann cells. This disease is caused by a bacterium, Corynebacterium diphtheriae, and is caused when the bacteria releases a toxin, or poison, into a person's body. The Schwann cells produces insulating myelin sheath that covers the axons of many neurons. These cells may suffers immune or toxic attacks with diphtheria infection.
Isolation after an Event. An earthquake causes two populations to become separate from each other. Over time, each species experiences genetic makeup specific only to their own smaller, less diverse populations. ... Over time, the group becomes an entirely different species.
incomplete dominance. A heterozygous condition in which both alleles at a gene locus are partially expressed and which often produces an intermediate phenotype.
(google)
or
when the phenotype of the heterozygous phenotype is distinct from and often intermediate to the phenotypes of the homozygous phenotypes.
(my class book)
so, the snapdragon flower's color is homozygous for red or white
sorry it took a while :p