Blackheads can result from the blockage of which of the following glands? Lacrimal
Lacrimal

Sebaceous
Sebaceous

Ceruminous
Ceruminous

Sudoriferous

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?