If a body cell in an organism had 80 chromosomes, how many chromosomes would a sperm cell or egg cell have in the same organism? A.40
B.80
C.160
D.20

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Were you able to observe the nucleolus in any of the cells if so which ones