Liberty University BIOL 101 Quiz 6 (3 Versions) / Liberty University BIOL101 Quiz 6 (Latest-2022): Principles of Biology |100% Correct Q & A, Already
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BIOL 101 Quiz 6 (Latest): Liberty University
1. When there is little or no lactose present in a bacterium’s environment then:
2. The sequence of events in how a Venus fly trap closes is:
3. A reproductive cell must differ from the other normal body cells. The reproductive cell must ________ because it will soon fuse with another reproductive cell to form a new individual.
4. Dilation of the cervix is a chemical procedure that:
5. The human nervous systems respond to daily alterations in light and darkness by:
6. Which of the following describes an example of asexual reproduction found in the kalanchoe plant?
7. In the Venus Fly trap, how does the enzyme expansin help to close the trap?
8. One effect of melatonin on the suprachiasmatic nuclei is that it:
9. Penetration of the egg’ zona pellucida by the sperm cell is a process driven by:
10. One major advantage of sexual reproduction over asexual reproduction is that in sexual reproduction:
11. When an environmental change shifts an organism’s internal chemistry toward a new state, the organism’s response is to try to return its chemistry toward the original state. This tendency on the organism’s part is called:
12. Once the mature follicle is the correct size, the estrogen level in the bloodstream causes the pituitary gland to suddenly secrete high levels of ________causing the mature follicle to rupture from the ovary surface.
13. In the lactose operon of E. coli, how does the repressor protein change its shape?
14. How does a Venus fly close? Once expansin has weakened the cellulose in the walls of the leaf trap cells:
15. Two genes that lie at the exact same location on two separate homologous chromosomes are called:
16. An optimal site from which the hormone leptin should originate:
17. The human nervous system responds to daily alterations in light and darkness by:
18. Which of the following structures helps the human nervous system to respond to daily alterations in light and darkness?
19. Which of the following is an example of asexual reproduction in plants?
20. Early in your own development, a subset of diploid cells called _________ began to develop within your pre-ectodermal tissue. These cells will eventually lodge in the gonadal ridge. Still later they will go through meiosis and give rise to primary oocytes or primary spermatocytes.
21. An “allele” is:
22. In the human body, melatonin supplementation is thought to help overcome the effects of:
23. For about half of a woman’s cycle, the hormone _______leaves the pituitary gland and, at the ovary, signals it to bring a more advanced _______ to complete maturity.
24. In a normal person, the effect of elevated leptin levels in the bloodstream is:
25. One disadvantage of sexual reproduction is: [Show Less]