Place the following statements in the correct order of occurrence
i. calcium released from endoplasmic membrane
ii. action potential reaches axon terminal
iii. myosin head binds to actin
iv. neurotransmitter binds to receptors
a. i, ii, iii, iv
b. ii, iv, i, iii
c. iv, ii, i, iii
d. ii, iii, i, iv
B
You might also like to view...
Answer the following statements true (T) or false (F)
1. The covalent bonds that hold monosaccharides together in a polysaccharide are called glycosidic bonds. 2. A DNA nucleotide consists of the following three parts: a nitrogenous base, ribose, and a phosphate group. 3. The waxes in the cell walls of Mycobacterium tuberculosis cause this organism to be acid-fast. 4. The basic structure of a cell membrane is a lipid bilayer. 5. DNA polymerase is the only enzyme required for DNA replication.
Smooth endoplasmic reticulum is involved in protein synthesis
Indicate whether this statement is true or false.
Researchers primarily use transgenic animals to do which of the following?
a. Study the effects of recombinant genes. b. Extract and manipulate nucleic acids. c. Create multiple copies of mutant genes. d. Regenerate damaged tissue and organs.
During development, an XX female embryo will form one of the X chromosomes in each cell into a Barr body. This usually occurs
A) about two weeks after zygote formation. B) by the end of the first trimester. C) at the 16-cell stage. D) in the X that has the most recessive alleles.