Due to ________, the 25,000 genes of the human genome seem to encode as many as 120,000 different expressed mRNAs.
A. independent assortment
B. alternative splicing
C. mutations
D. recombination
Answer: B
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Excess glucose is stored in large branched molecules of:
A. glycogen in animals. B. starch in bacteria. C. starch in animals. D. glycogen in plants. E. glycogen and starch in both animals and plants.
Because golden rice was developed to deal with problems of ____________________ deficiency, it is considered a(n) ____________________
Fill in the blank(s) with correct word
The first organisms to colonize land were
A) plants, protists, and insects B) plants, fungi, and insects C) bacteria, plants, and fungi D) protists, bacteria, and fungi
The earthworm is a terrestrial animal that uses its ________ in respiration.
A. lungs B. gills C. parapodia and body surface D. tracheoles E. body surface