A behavior that has a genetic basis is subject to
evolution by __________. Fill in the blank(s) with the appropriate word(s).
Answer: natural selection
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Your dog becomes ill and you rush him to the veterinarian's office. A technician draws blood from your dog's leg for a vet-ordered lab test. After a few minutes the lab results are given to the vet, who immediately grabs a bottle from a shelf and begins to fill a syringe with an unknown fluid. You inquire about the fluid, and the vet informs you that the fluid is necessary to manage your dog's
metabolic acidosis. Based on the information provided, what is acidosis, and what is the likely effect of the veterinarian's injection? A. Acidosis means that your dog's blood pH has dropped from its normal level, and an injection of saline is required to reverse the condition. B. Acidosis means that your dog's blood pH has increased from its normal level, and an injection of saline is required to reverse the condition. C. Acidosis means that your dog's blood pH has decreased from its normal level, and an injection of buffering solution is required to reverse the condition. D. Acidosis means that your dog's blood pH has increased from its normal level, and an injection of buffering solution is required to reverse the condition.
__________ secreted by one plant cell alter the
activity of a different cell. Fill in the blank(s) with the appropriate word(s).
Photosynthetic pigments in its membrane What part of the chloroplast has photosynthetic pigments in its membrane?
a) granum b) mesophyll c) chlorophyll d) thylakoid e) stroma
Altruism is very rare in societies where the individual's genes have a greater chance of being passed on by other individuals of the society.
Answer the following statement true (T) or false (F)