When a single cell divides once by mitosis, the product is

a. a single cell with half the dna of the original cell.

b. two cells.

c. four cells.

d. eight cells.?

A student divides several cubes into two groups, based on whether or not each cube can float in water. What property is the student using to classify the cubes?

Many organisms in Kingdom Fungi grow best in warm, moist conditions. Which of the following is also a characteristic common to organisms in Kingdom Fungi? A. reproduce through spores B. single celled C. survive without oxygen D.

Pangaea means "all lands" in Greek. Why is this a suitable name for a supercontinent?

Based on evidence of the Red Shift of stars and galaxies, scientist now know that A) stars are sitting still. B) stars are moving toward one another. C) stars are moving away from one another. D) stars are all near the end of their life.

Describe the tolerance range of temperature of a named terrestrial animal

A forensic odontologist examines the teeth of a skull and finds no baby teeth, no wisdom teeth deep roots in the maxillary cuspids, a prominent cusp of carabelli, and substantial tooth degeneration.

Explain the direction that a transverse wave moves through water and the motion of the drops of water

Will the amount of hydrogen in our sun increase or decrease over the next few million years?

How does gravity cause plates to move? Explain

Which water-soluble vitamin plays an important role in the formation of collagen? A. vitamin C B. thiamin C. folate D. biotin