A karyotype
a. compares one set of chromosomes to another.
b. is a visual display of chromosomes arranged
according to size.
c. is a photograph of cells undergoing mitosis
during anaphase.
d. of a normal human cell shows 48 chromosomes.
e. cannot be used to identify individual
chromosomes beyond the fact that two
chromosomes are homologues.
Answer: b
You might also like to view...
Which of the following breaks down the slowest during decomposition?
A) simple sugars B) cellulose C) chitin D) lignin
A genomic condition that may be responsible for some forms of fragile-X syndrome, as well as Huntington disease, involves ________
A) plasmids inserted into the FMR-1 gene B) various lengths of trinucleotide repeats C) multiple breakpoints fairly evenly dispersed along the X chromosome D) single translocations in the X chromosome E) multiple inversions in the X chromosome
Which of the following lists of ear structures are all membranous structures?
A. ossicles, tympanic membrane, oval window, otoliths B. malleus, incus, stapes C. tympanic membrane, oval window, stapes D. tympanic membrane, oval window, round window E. cochlea, ampulla
The speed of impulse conduction along an axon may be increased by
A) myelin sheaths. B) graded potentials. C) neurotransmitters. D) effector cells.