In
a psychological experiment, the factor that may be influenced by the
manipulated experimental treatment is called the variable.

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

What is turgor pressure, what causes it, and what does it do for a plant?