Which characteristics work well in a dichotomous key?

a) smooth or rough

b) green or round

c) triangle or purple

d) tall or bumpy

The skull is divided into two parts: the cranium, which protects the brain, and the:

What type of plant would be ideal for desert living? A. rose bush B. cactus C. hibiscus plant D. elephant ear plant

Mary has type a blood. Her son Bill has type AB blood. Which blood type does Bill's dad have if he is homogenous for blood type?

New research is using functional MRI (magnetic resonance imaging), a scan of the brain that highlights specific areas of the brain that are used during certain tasks, such as taking a lie detector test.

I have to write an essay about why I want to work in the nursing field, but I don't know how to start. I know what I'm going to write about, I have a general idea, I just don't know how to start.

Which is not a source of noise pollution

What process is involved in over irrigation that results in the reduction of soil fertility? A) Water penetrates the deep soil layers and dissolves the salt present there. B) Salt accumulates near the surface of the soil.

Explain why the two alleles, ia and ib, that produce the ab blood type are said to be codominant.

Which atmosphere has the solid water on earths surface

Windup, if it occurs, is seen in animals A. during administration of general anesthesia B. during an extended surgical procedure. C. after analgesic is administered. D. after recovery from general anesthesia.