Plant cells called ____ make up the bulk of the soft primary growth of roots, stems, leaves, flowers,
and fruits.
a. sclerenchyma
b. tracheids
c. collenchyma
d. parenchyma
e. vessel members
D
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Offshore financial centers are strictly regulated by international agencies
Indicate whether this statement is true or false.
Mutagenic chemicals that ____ and are incorporated into DNA or RNA during synthesis are called base analogs
a. resemble nucleotides b. resemble genes c. resemble amino acids d. cause deletion mutations e. cause frameshift mutations
Advantages to living in a social group for an animal include all of the following EXCEPT
A. help in predator avoidance. B. help raising young. C. spread of illness and parasites. D. group food gathering.
The genes for zeste eyes and forked bristles are located on the X chromosome in Drosophila melanogaster. Both genes are recessive. A cross is made between a zeste-eyed female and a forked-bristled male. If 200 offspring from this cross were obtained,
what is the expected offspring's phenotype and sex? A) 100 forked female; 100 zeste male B) all wild type C) 50 wild female, 50 forked female; 50 zeste forked male, 50 zeste male D) 100 wild female; 100 zeste male E) 100 zeste female; 100 zeste forked male