Which is an example of a behavioral adaptation?

a.
a snake's jaw is flexible to swallow prey.

b.
a cactus has shallow roots in the sand.

c.
a seal possesses thick layers of fat.

d.
birds migrate south for the winter.

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.

The solution inside a plant cell is approximately a 1% saline solution and a 21% nacl solution the ,cytoplasm of a plant cell will