__________ provide much of our lumber for building and wood pulp for paper productions.
A. Charophytes
B. Gymnosperms
C. Bryophytes
D. Seedless vascular plants
B. Gymnosperms
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Describe three molecular effects high pressure has on the physiology of organisms
What will be an ideal response?
Neoteny is invoked to help explain:
A. how relatively little genetic change could lead to the significant differences we see between ourselves and chimps. B. how our large brains evolved. C. why selection favored relative hairlessness in humans compared to our great ape-like ancestors. D. skin color variation among human populations. E. None of the above.
A host-parasite interaction between two species is one in which:
a) both species suffer negative consequences. b) one species is harmed, but the other benefits. c) both species benefit. d) one species is harmed, but the effect on the other is neutral
What is the obvious dark-stained structure within the nucleus that contains ribosomal RNA called?
A. nuclear envelope B. nucleus C. nucleoplasm D. endoplasmic reticulum E. nucleolus