The species-time hypothesis suggests communities diversify with age.
Answer the following statement true (T) or false (F)
True
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When light hits the retina, the image is
a. exactly as it enters the eye. b. upside down. c. reversed left to right. d. upside down and normal from left to right. e. upside down and reversed left to right.
Amphibians evolved directly from which ancestral organisms?
a. fishes b. reptiles c. small mammals d. soft-bodied animals e. marine invertebrates
Based on their experiment with T2 bacteriophages, Hershey and Chase concluded that
A. DNA replication is semiconservative. B. the phage coat contains the genetic material. C. DNA functions as the genetic material. D. A always pairs with T and G always pairs with C. E. virulent bacteria can transform nonvirulent bacteria.
The average weather condition an area receives over a long period of time is called the
a. forecast b. climate c. weather range d. precipitation range e. humidity range