1pt Which of the following life processes is not necessary for an individual organism to survive, but is necessary for the survival of the species?
A. digestion
B. respiration
C. regulation
D. reproduction

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.

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?