What is the best source of nuclear DNA when working with hair samples?

The root

The medulla

The hair tip

Follicular tissue

Which of these body systems is involved in coordinating and controlling body movements and responses?

Some groups of expert farmers grew potatoes, tobacco, tomatoes, and other plants what is the simple subject A: some group of expert farmers B: groups C: potatoes, tobacco, tomatoes, and other plants D: plants

What evidence did Darwin use to support his theory of evolution? Select three options. O in-depth studies of individual organisms O observations of fossils finches on different islands had different types of beaks O young finches that acquired

Jill runs a hot bath. she starts to get into the tub but the water feels extremely hot. she stands in the hot water for a few moments, then slowly sits down, easing the rest of her body into the water.

Use the options below to complete each sentence. a) predation b) cooperate c) competition 1) is an interaction in which one organism kills and eats another. 2) is an interaction in which two organisms require the same limited resources.

The electrons of an atom occupy one or more areas of space called

The nucleus and other organelles of a neuron are primarily housed in which part of the cell? axon dendrite glial cell cell body none of the choices is correct.

What does every letter of the mRNA strand correspond to? (there is no chain to go with this question)

Is Sirius B brighter or dimmer than the sun?

The chart below shows examples from two groups of organisms, multicellular and one-celled. the tissues and organs in group a perform functions that are