The diploid number of chromosomes in a human skin cell is 46. The number of chromosomes found in a human bone cell is

A. 46

B. 23

C. 92

A food web with cover, sunflower seeds, acorns, mice, sparrow, rabbits, squirrels, coyotes, owls, soil bacteria, and fungi

Select the procedure that identifies abnormal cells that may indicate cervical cancer:

The caretaker of a farm feeds hay to the cows to procure milk from them. How much energy will the cows get from the hay? A) 20% B) 50% C) 10% D) 100%

What is the atomic number? What does it tell us about an atom?

What is coevolution?

Which molecule is synthesized by plants and is a major source of energy for plants and animals?

A biology student wants to understand how blood flows through the aorta. To model the heart and aorta, she sets up two identical pressure-controlled tanks that push blood through a 2-centimeter diameter tube. Her results are shown in the table below.

Which characteristic should describe all evidence collected by a scientis

What macromolecule is the primary energy source for organisms?

What is the difference between diploid and haploid cells?