What is a vaccine usually composed of?
A) macrophages that fight infection
B) a hormone that boosts immunity
C) inactivated disease-causing microbes
D) antibodies that recognize invading microbes
C
You might also like to view...
Unlike plants, fungi, and bacteria, animal cells
cannot resist volume increases in hypotonic environments. This is because unlike those other organisms, animal cells
a. do not have central vacuoles. b. do not have cell walls. c. do not have pumps that can actively pump out excess fluid. d. are smaller than those other cells and thus cannot handle large increases in volume. e. have relatively more solutes
The hadal zone is that part of the benthic environment deeper than 6000 m. Indicate whether the statement is true or false
Plants produce ________ by mitosis and ________ by meiosis
Fill in the blank(s) with correct word
Emergent properties are ____
a. characteristics of atoms but not molecules b. characteristics that depend on the level of organization of matter but do not exist at lower levels of organization c. characteristics of nonliving matter that depend on the level of organization d. dependent on higher levels of organization of living and nonliving matter e. characteristics of all multicellular organisms but not unicellular organisms