How many tetrads form during synapsis of meiosis for humans?
A) 23 B) 98 C) 4 D) 46
Answer: A
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Answer the following statements true (T) or false (F)
1. The proximal convoluted tubule is the portion of the nephron that attaches to the collecting duct. 2. Urea is reabsorbed in the loop of Henle. 3. Incontinence is the inability to control voluntary micturition. 4. The myogenic mechanism reflects the tendency of vascular smooth muscle to stretch. 5. An excessive urine output is called anuria.
The second meiotic division occurs within the ovary before ovulation takes place
Indicate whether the statement is true or false
The thirst center of the brain is located in the
A. hypothalamus. B. pons. C. hippocampus. D. occipital lobe.
Which tissue type forms glands?
A. Connective B. Muscle C. Epithelial D. Neuroectoderm E. Nervous