What technique can be used to detect genetic defects in early stage embryos, prior to implantation?
a. genetic screening
b. chorionic villus sampling
c. PGD
d. amniocentesis
e. micromanipulation
c
Biology & Microbiology
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Which of the following is not a helminth that causes primarily intestinal symptoms?
A. Diphyllobothrium latum B. Taenia solium C. Trichuris trichiura D. Enterobius vermicularis
Biology & Microbiology
The top priority for energy allocation in animals is
a. maintenance metabolism. b. growth. c. reproduction. d. storage. e. energy allocation is equal to these functions.
Biology & Microbiology
The temperature does not go below freezing in the
A. desert. B. temperate grassland. C. tropical rainforest. D. desert or the tropical rainforest.
Biology & Microbiology
Which of the following is part of the apoplast?
A. Cell wall B. Plasma membrane C. Plasmodesma D. Cytoplasm
Biology & Microbiology