Which of the following is not true about anoxygenic photosynthesis?
A. Does not produce oxygen and often produces sulfur granules
B. Water is the usual source of electrons for photosynthesis
C. Often produces sulfur granules
D. Does not produce oxygen
Answer: B
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Which is most abundant and active in divisome complexes?
A) FtsZ B) DNA replication forks C) MinCD D) MreB
In knockout experiments,
a. genes are added to chromosomes. b. normal genes are replaced physically by mutated genes. c. genes are mutated or deleted to prevent their expression. d. mRNAs are prevented from attaching to ribosomes. e. the protein products of specific genes are inactivated.
Nitrogen is reduced in four cycles
What will be an ideal response?
In which phase of meiosis does the chromosomal alignment tke place?
A) Prophase I B) Prophase II C) Metaphase I D) Metaphase II