Modifications of previous behavior based on experience represent
A. learning.
B. adaptations.
C. fixed actions.
D. external stimuli.
Answer: A
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How is ATP made by an acetogen during CO2 fixation?
A) Electrons from metal cofactors energize the electron transport chain and drive the proton motive force to activate ATP synthase. B) Substrate-level phosphorylation of ADP occurs when coenzyme A is removed from acetyl-CoA. C) It is made by substrate-level phosphorylation and a Na+-translocating ATPase. D) The energized CO-CH3 complex during thioesterification drives a Na+-translocating ATPase.
An ________ pathogen can cause disease in a host with impaired resistance.
Fill in the blank(s) with the appropriate word(s).
With respect to her sex chromosomes, Amanda would be designated as ______________
Amanda's parents realized that her body was not developing properly about the time she was 12 years old. She was shorter than most of her friends and was not going through changes normally associated with female puberty. They took her to a doctor who initially diagnosed Amanda with Turner Syndrome because of her physical features. He ordered a karyotype that confirmed his diagnosis. Amanda was born with only one X chromosome. Although there is no specific cure, the doctor was able to treat her and correct some of the problems associated with the condition. For example, she received growth hormone to improve her growth and estrogen to help her develop the physical changes of puberty. A) XX B) XYY C) XO D) XOY
True or False: While streaking your plate, your bacteria appears clear. You can go back into the tube to get more bacteria for quadrants 3 and 4.
What will be an ideal response?