If the size of a cell doubles, what will be its surface area to volume ratio?
a. 8:4
b. 4:8
c. 16:4
d. 16:8
e. 64:16
ANSWER: b
You might also like to view...
Which of the following are examples of amplification of a hormone signal?
I) Epinephrine initiates an enzyme cascade. II) Steroids bind hormone-response elements in the cell and initiate transcription of many genes. III) A quantity of 0.09 mg of growth hormone leads to a 10,000-mg weight gain in a cow. IV) Different cell types have different receptors capable of binding the same hormone. A) only I and III B) only II and IV C) only I, II, and III D) only II and III E) I, II, III, and IV
When DNA polymerase encounters thymine in the parental strand, what does it add to the growing daughter strand?
A) Phosphate group B) Uracil C) Adenine D) Deoxyribose
Which phylum of the Kingdom Protozoa were you least likely to observe in pond water?
A) Flagellates B) Amoebas C) Ciliates D) Apicomplexans
During which phase does DNA replication stop and the DNA begin to appear grainy and start to condense?
A. Interphase B. Early prophase C. Prophase D. Anaphase E. Early anaphase