An organism has a haploid number of 20. What is the organism's diploid
number?

Which of the following is not a way in which a vascular plant's xylem and phloem are similar?

If water is at -10 ° c and energy is added to the water until it is 50 ° c while maintaining a constant pressure of 760 mmhg, describe the phase change of the water?

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.