Crossing over is partially responsible for our genetic diversity
a. True
b. False
Indicate whether the statement is true or false
True
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What are clathrates?
a. stable, recurring tropical weather patterns b. subterranean reserves of petroleum and natural gas c. deep-ocean deposits of frozen methane and ice d. carbon-dioxide rich layers of ice in Antarctic ice cores
In recombinant DNA techniques, primers and DNA fragments are linked together by _________
A. restriction enzymes D. DNA replicase B. DNA ligase E. reverse transcriptase C. DNA polymerase
At the moment of sperm penetration, human eggs _____
A) have used flagellar propulsion to move from the ovary to the oviduct B) are still located within the ovary C) have a paper-thin cell of calcium carbonate that prevents desiccation D) are still surrounded by follicular cells
If a genetic locus is located at a different position, it is termed a(n) ___.
What will be an ideal response?