Documented transmission of HIV involves
A. mosquitoes.
B. contaminated food.
C. respiratory droplets.
D. unprotected sexual intercourse and contact with blood/blood products.
E. All of the choices are correct.
Answer: D
You might also like to view...
A proton pump is needed in the lysosomal membrane because:
A. the interior of the lysosome needs to be acidic. B. protons are being moved from low to high concentration. C. protons cannot move across a membrane on their own. D. All of the answer options are correct.
Which of the following is not a function of the signal recognition particle (SRP)?
A. halts translation B. binds to the ribosome C. binds to the channel in the rough endoplasmic reticulum D. targets certain proteins to be synthesized on the rough endoplasmic reticulum
Cytoplasmic determinants are ____
a. key mRNA and proteins stored in the sperm cytoplasm that direct the early stages of development b. key mRNA and proteins stored in the egg cytoplasm that direct the early stages of development c. evenly distributed throughout the egg cell d. distributed symmetrically to daughter cells e. proteins from the egg and sperm cytoplasm that interact to form novel protein complexes in the zygote
A waxy cuticle is secreted by _____
a. ground tissue c. a stoma b. epidermal cells d. root hairs