Which of the following describes the function of beta cells?
a. producing insulin
b. stimulating uterine contractions
c. producing red blood cells
d. facilitating fat storage
a. producing insulin
You might also like to view...
Answer the following statement(s) true (T) or false (F)
1. Protist locomotion is accomplished by the contraction of muscle fibers. 2. Pollination and fertilization are essentially the same process. If pollination occurs, fertilization will follow quickly. 3. After fertilization the zygote continuously develops until an embryonic plant is formed within the seed. 4. All gymnosperms have needle-like leaves and produce some type of resin. 5. In seed plants the sporophyte has been greatly reduced in size and is typically just a few cells.
Which of the following is an advantage of sexual reproduction?
a. decreased genetic diversity b. increased genetic diversity c. decreased sexual selection d. increased sexual selection
The idea that evolution proceeds with long periods of stasis with relatively brief bursts of fast evolutionary change is called
A. catastrophism. B. temporal equilibrium. C. gradualism. D. punctuated equilibrium. E. temporal isolation.
The PCR technique requires a DNA polymerase from an organism that can endure high heat, such as Thermus aquaticus. What step of the protocol makes the heat-stability most necessary?
A. primer annealing B. antibody binding C. denaturation D. synthesis