Chloroplasts in algae probably arose from which source?
A. cyanobacteria
B. aerobic bacteria
C. anaerobic bacteria
D. photosynthetic viruses
E. aerobic fungi
Answer: A. cyanobacteria
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The success of camouflage from predatory birds drives the predominant phenotypes in snail color. This is an example
of ____.
a. predation as an agent of natural selection b. sexual selection c. predation as an agent of artificial selection d. the founder effect e. a selectively neutral phenotype
Which structure develops into a seed?
a. pollen b. ovary c. carpel d. ovule e. receptacle
Which of the following is not true of cellulose?
A. It is the most abundant organic compound on Earth. b. it differs from starch because of the configuration of glucose and the geometry of the glycosidic linkage. c. It may be hydrogen-bonded to neighboring cellulose molecules to form microfibrils. d. Few organisms have enzymes that hydrolyze this glycosidic linkages. e. Its monomers are glucose with nitrogen containing appendages
A single basic dye is used in simple stains.
Answer the following statement true (T) or false (F)