Based on what you know about mammals, which of the following sentences would you predict best describes what happened in areas where marsupial and placental mammals came into contact?
a. All placental animals went extinct.
b. All marsupial animals went extinct.
c. The two groups mixed with minimal competition due to their niche differences.
d. Most marsupial animals went extinct.
e. Most placental animals went extinct.
Ans: d. Most marsupial animals went extinct.
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Among the actions listed below, which are involved in PCR, and in what order? Extension Initiation Denaturation Termination Annealing
A. Initiation, extension, termination B. Denaturation, annealing, extension C. Denaturation, extension, termination D. Initiation, denaturation, extension E. Annealing, initiation, termination
Tendons and ligaments are made of:
a. loose connective tissue b. dense regular connective tissue c. dense irregular connective tissue d. cartilage e. collagen
The cytoskeleton ________.
Fill in the blank(s) with the appropriate word(s).
The vast majority of chloroplasts found in a leaf are in the
A) mesophyll. B) vascular bundles. C) cuticle. D) epidermis. E) stroma.