Most of the creamy flesh of a corn kernel is ____ tissue
a. pollen
b. endosperm
c. ovary
d. carpel
e. ovulec
ANSWER: b
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Budding bacteria form new cell wall material at a single point rather than throughout the whole cell
Indicate whether the statement is true or false.
Match the pathway with the characteristic or example.
A) fungi B) lysosome passage C) C4 plants D) carbon assimilation E) succulents F) nucleic acid replication G) C3 plants H) salvage pathway 1) Calvin cycle 2) glycolate pathway 3) Hatch-Slack cycle 4) crassulacean acid metabolism (CAM)
The carbon dioxide acceptor in the Calvin-Benson cycle of photosynthesis is ____
a. phosphoglycerate (PGA) b. ribulose bisphosphate (RuBP) c. phosphoglyceraldehyde (PGAL) d. glucose e. Phosphoenolpyruvate
Which of the following statements about transformation is false?
A. All R-plasmids contain antibiotic-resistance genes. B. Like transduction and conjugation, natural transformation is an "accident" of plasmid biology. C. Natural transformation of the Enterobacteriaceae is a significant public health risk. D. Artificial transformation is essential to many recombinant DNA techniques. E. The bacterium E. coli is incapable of natural transformation.