Say two species occasionally mate and produce zygotes, but can not develop further into an embryo. This is an example of:

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above

S, tall stems (t) is a dominant trait while short stems (t) is a recessive trait. in a field of 1000 sunflowers, 820 are tall plants and 180 are short. which statement best describes the genotype of the sunflowers in the field?

30 points why are most volcanoes found around the ring of fire? this is a location where there are many hot spots. this is a location of numerous plate boundaries. this is a location within an active oceanic plate. this is a location of fast moving continental crust.