Which of the following procedures best determines the relative order, but not precise location, of a series of genes on a chromosome?
A. Physical mapping
B. Cytogenetic mapping
C. Linkage mapping
C
You might also like to view...
Crossing over is __________.
A. the formation of tetrads B. the exchange of corresponding portions of homologous chromosomes C. the movement of genetic material from one chromosome to a nonhomologous chromosome D. an independent assortment of chromosomes
What event most directly precedes the activity illustrated in Figure 40-5?
a. depolarization
b. an action potential
c. acetylcholine release from a motor neuron
d. release of calcium from the sarcoplasmic reticulum
e. release of ADP from the myosin head
What happens first following a neuronal stimulation?
A. Sodium ions enter the cell. B. Sodium ions leave the cell. C. Potassium ions enter the cell. D. Potassium ions leave the cell. E. Potassium ions are involved in positive feedback.
Viruses that utilize reverse transcriptase belong to the virus families
A) Retroviridae and Picornaviridae. B) Herpesviridae and Retroviridae. C) Hepadnaviridae and Retroviridae. D) Herpesviridae and Poxviridae. E) Rhabdoviridae and Herpesviridae.