Which of the following are NOT polymers:
A. Nucleic acids
B. Polysaccharides
C. Lipids
D. Proteins
Ans: C. Lipids
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The functions of vascular tissue in plants include
_____ physical support of the plant. _____ photosynthesis. _____ transport of water. ______ transport of minerals. _____ transport of organic compounds. _____ transport of gametes.
Which of the following approaches is not used to create a transgenic animal?
A) Sperm-mediated DNA transfer B) Pronuclear microinjection C) Transfection of ES cells D) Retrovirus-mediated transgenesis E) Embryo twinning
Self-replicating DNA vectors used to transmit a gene into an organism can include
a. plasmids. b. viruses. c. antigen. d. Both a and b
Distinguish between core and linker nucleosomal DNA
What will be an ideal response?