3. Cells that have a high energy requirement generally have many? 4. Viruses, bacteria, and old organelles that a cell ingests are broken down in?
5. Organelles that are surrounded by two membranes and contain DNA are the?
6. what roles do membrane proteins play in making the cell membrane selectively permeable?
7. what are the ribosomes made of? What cellular function are they involved in?
9. what is the cytoskeleton, and what are two of its major components?
10. Describe the structural organization shared by Cilia and flagella?

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition.b) one-fourth of the daughters of an affected man would have this condition.c) one-half of the daughters of an affected father and a carrier mother could have this condition.d) only if a woman is xxx could she have this condition.