1. which of the following is not a cell organelle?
a. mitochondira
b. cytoplasm
c. endoplasmic reticulum
d. lysosome

2. which of the following would you find in a plant cell but not an animal cell?
a. cell membrane
b. endoplasmic reticulum
c. nucleus
d. chloroplast

3. if a cell has a very large number of ribosomes attached to it's rough endoplasmic reticulum, what is the cell probably specialized to manufacture?
a. protein
b. glucose
c. lipids
d. nucleic acids

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?