Which of the following binds plant cells into tissues?
A. pectins
B. cadherins
C. integrins
D. cadherins and integrins
E. cadherins, integrins, and pectins
A
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The is an example of a(n) fruit that is derived from tightly clustered flowers whose ovaries have fused.
A. strawberry; aggregate B. burdock; fur-dispersed C. pineapple; multiple D. cherry; simple E. tomato; berry
In addition to the environment, what genetic factor affects human bone size and structure?
A) polygenic inheritance B) codominance C) simple dominance D) sex-linked recessive inheritance
Bacteria colonizing the body are necessary for proper development. A germ-free animal displays
A) regenerative diseases of the intestinal tract. B) overdevelopment of immune system. C) presence of dental caries. D) heightened sensitivity to enteric pathogens and fungal infections.
human sperm cells and egg cells are haploid each containing 23 chromosomes
What will be an ideal response?