Black smokers produce a fluid rich in:
a. copper sulfides.
b. iron sulfides.
c. zinc sulfides.
d. magnesium sulfides.
e. sodium chloride.
A
You might also like to view...
Where are neurotransmitter receptors located?
A) the nuclear membrane B) the nodes of Ranvier C) the postsynaptic membrane D) synaptic vesicle membranes E) the myelin sheath
Amphibian and most reptiles have ____
a. a two-chambered heart with two blood flow circuits b. a three-chambered heart with two blood flow circuits c. a four-chambered heart with two blood flow circuits d. a three-chambered heart with one blood flow circuit e. a two-chambered heart with one blood flow circuit
________ muscle is the type of muscle primarily responsible for stomach contractions.
A. cardiac B. smooth C. skeletal
What is some evidence for using leptin as a treatment for human obesity?
What will be an ideal response?