How do humans use red algae polysaccharides?
A. Thickeners
B. Herbicides
C. Adhesives
D. Detergents
A. Thickeners
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Scorpion pincers are enlarged:A
chelicerae. B. maxillae. C. mandibles. D. pedipalps. E. legs.
The area of the angle between the stem and the leaf stalk is referred to as the:a
axil. b. blade. c. petiole. d. stipule. e. trichome.
The bulk of the energy required by the eukaryotic cell is generated by the mitochondria. The mitochondrion consists of cristae that
A) form a smooth, continuous outer membrane surrounding the entire organelle. B) form a complex fluid called a matrix outside the organelle. C) are elaborate folds on the inner membrane which hold the enzymes and electron carriers of aerobic respiration. D) are circular strands of DNA involved in producing the enzymes needed for anaerobic respiration.
A heritable change in nucleotide sequence information that does NOT change the cell's phenotype compared to wild type is NOT technically a mutation
a. True b. False