What is a major difference between the endoskeleton and the exoskeleton?
a. The endoskeleton is capable of growth.
b. The endoskeleton permits movement.
c. The endoskeleton contains calcium.
d. The endoskeleton is molted more frequently.
e. The endoskeleton provides support.
a
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To prevent a shipwreck, submarines determine where objects are positioned under water using sonar, sound waves
This method of detection is similar to a(n): a. snake using thermoreceptors to locate its prey. b. shark using lateral line receptors to locate its prey. c. frog using mating calls to locate a female. d. earthworm being able to determine its position underground using a statocyst. e. bat using echolocation to hunt prey.
The energy required for photosynthesis to occur is
A) visible light. B) ultraviolet light. C) air. D) oxygen. E) glucose.
What type of immune response is always disadvantageous to a person?
A) inflammatory B) humoral C) autoimmune D) complement-mediated
A large and increasing number of genetic tests are available to prospective parents and children. Even as these testing methods become more and more sophisticated, what is one thing technology will never solve?