The function of fruit is to
A. attract pollinators.
B. supply nutrients to the embryo.
C. protect and help disperse seeds.
D. protect flower buds.
Answer: C
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When considering two loci on a chromosome, the loci are said to be in ________, [two words] when the genotype at one locus is independent of the other
Fill in the blank(s) with correct word
Which two species are believed to have evolved from Homo ergaster?
A. Homo habilis & Cro Magnon man B. Homo erectus & Homo rudolfensis C. Homo erectus & Homo floresiensis D. Homo rudolfensis & Homo floresiensis
How is malaria spread?
A. sexual intercourse B. airborne droplets C. breast-feeding D. blood transfusions E. mosquitoes
Lenski and Travisano compared what happened to the fitness of cells in 12 replicate lines of E. coli. The re-sults of the experiment graphed in the figure above indicate that:
a. only 500 generations into the experiment, natural selection had already increased the fitness of the evolved strains. b. the average fitness decreased substantially over the first 2,000 to 3,000 generations of the ex-periment. c. the average fitness increased substantially over the first 2,000 to 3,000 generations of the ex-periment. d. A and B. e. A and C.