Why is a newly molted crab unusually slow and clumsy?
A) Its new exoskeleton cannot support the forces that its muscles generate.
B) It temporarily lacks an exoskeleton.
C) Its muscles are still forming their connections with the new exoskeleton.
D) Its neurons are still forming their connections with the new muscles.
Answer: A
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Many people develop "mountain sickness" when they travel to high altitudes, developing headaches, difficulty
sleeping, and nausea from the lack of oxygen. Which process fails to occur in people who continue to have mountain sickness after being at high altitude for a few days?
a. evolution b. dynamic equilibrium c. acclimation d. acclimatization e. biorhythms
A green alga being able to occupy small crevices due to its small size is an example of ________ as an adaptation to predation
a. tolerance b. symbiosis c. deterrence d. avoidance
Describe the musculature of the gastrointestinal tract
What will be an ideal response?
Which of the following will happen after a person takes an antibiotic orally?
a. The growth of normal flora will be inhibited. b. The growth of pathogens will be inhibited. c. Opportunistic microorganisms such as antibiotic-resistant Staphylococcus will become established. d. all of the above