True or False: Environmental factors are unlikely to affect variable expressivity in individuals
A. true
B. false
B
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Over the past several decades, the overall trend for earth's temperatures has been
A. decreases in overall global temperatures at an accelerating rate, a phenomenon known as global cooling. B. a gentle trend towards colder winters and hotter summers, which averages out to be very little overall global temperature changes. C. cyclical periods of warming and cooling, known as global climate change. D. increases in overall global temperatures at an accelerating rate, a phenomenon known as global warming.
When a muscle is stimulated before the muscle can fully relax, it can cause ________
A) muscle twitch B) summation C) muscle failure D) tendinitis
Which of the following is a prokaryotic microorganism?
A) helminth B) protozoan C) cyanobacterium D) mold
Choose the true statement(s) about the evolutionary divergence of horses in North America. Check all that apply.A) Most changes are seen as adaptations for life in grassland habitats.B) The general trends during horse evolution are increase in body size, lengthening of limbs, reduction of digits on both sets of limbs, and tooth development for a grazing life style.C) Horse evolution is unusual in that rates of change were uniform and constant throughout most lineages.D) Living lineages of horses show much less diversity than existed in the past.
What will be an ideal response?