A layer of permanently frozen ground is called permafrost. Indicate whether the statement is true or false
ANSWER: True
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Braking your car after you observe a child’s ball rolling into the street from between parked vehicles
(a) is instinctive. (b) requires a conscious decision. (c) is a reflex. (d) both a and b.
Which component is part of the axial skeleton?
a. Ribs b. Arms c. Legs d. Shoulder girdle e. Pelvic girdle
Bryophytes differ from other land plants in that they do not have
a. lignified water transport tissue. b. protected sporophyte embryos. c. spores. d. a gametophyte generation. e. a diploid generation.
In a chemical reaction, if the reactants have more energy than the products, ____
a. there will be a net release of energy b. there will be a net loss of energy c. the activation energy will be very high d. the activation energy will be very low e. more bonds were made than were broken