Which trait is normally controlled by multiple alleles but not multiple genes?

A. blood type in humans

B. birth weight in calves

C. eye color in humans

D. length of ears in corn plants

A fiber is collected at a crime scene. when viewed under a com-pound microscope, what two traits would indicate that the fiber was a human hair and not a piece of fiber obtained from an article of cloth-ing?

Nest building in weaver birds demonstrates how A. behaviors are influenced by inheritance and experience. B. behaviors are not related to inheritance or experience. C. behaviors are influenced strictly by inherted traits. D.

A volcanic eruption on the coast of Japan in 1850 deposits a layer of ash on top of a layer of red clay, and the ash is covered by a layer of silt in a tsunami in 1902.

Do you think it is valuable to disprove as to support a hypothesis?

What do we call a group of organs which work together to carry out a particular fuction?

When Charles Darwin published the Origin of Species, he provided evidence for which of the following concepts related to evolution? (choose all that apply) a. descent with modification as a process for speciation b.

Which animal group has mostly live births?

What are the stages of the plant life cycle

Which ratio between primary neuron and secondary neuron would allow for the greatest receptive field sensitivity?

Which of the following is NOT generally associated with a thunderstorm? A. tornado B. lightning C. dry air