In pea plants, plant height is controlled by a single autosomal dominant gene. Tall plants (H) are dominant to short plants (h). A tall plant with the genotype capital H lowercase h crossed to a tall plant with the genotype capital H lowercase h. In a cross of two tall heterozygous plants, which phenotype ratio is expected from the resulting offspring?

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

Give the biological term for: structures that display characteristics of living organisms only within living cells

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.