Which of these is not found in the karyotype of a normal human male?
A. X and Y chromosomes
B. 23 pairs of homologous chromosomes
C. 92 DNA molecules
D. 46 chromosomes
E. 46 chromatids
Answer: E
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Too much thyroxine results in a condition called:
a. hyperthyroidism b. hypothyroidism c. premenstrual syndrome d. an adrenal rush
The brachial vein ________
A) drains blood from the radial and ulnar veins, then empties that blood into the axillary vein B) drains blood from the internal jugular vein, then empties that blood into the superior vena cava C) drains blood from the popliteal vein, then empties that blood into the external iliac vein D) drains blood from the axillary vein, then empties that blood into the superior vena cava E) drains blood from the popliteal vein, then empties that blood into the femoral vein
Once achieved, a single action potential can travel the distance of the entire axon of the neuron.
a. true b. false
On a microscopic slide of a uterine tube, the lumen appears very smooth, and lacks folds; these features help the ovulated oocyte to move down the uterine tube toward the uterus.
Answer the following statement true (T) or false (F)