According to the endosymbiont hypothesis, eukaryotic cells evolved as a consequence of ____.

A. the cyclic pathway of photosynthesis
B. anaerobic respiration
C. cell division
D. mutual dependency
E. chemosynthesis


Answer: D

Biology & Microbiology

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The vertebrate digestive system consists of  

A.  a two-way tube with a separate mouth and anus. B.  a two-way tube with a separate mouth and anus and accessory organs. C.  a one-way tube with a separate mouth and anus and accessory organs. D.  a tube with a single opening that serves as mouth and anus. E.  a one-way tube with a separate mouth and anus and no accessory organs.

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All the nucleotide sequences in a transcribed mRNA are used in translation. Indicate whether the statement is true or false

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Why are chromosomes more easily visible under the microscope during metaphase as compared to G2 phase?

What will be an ideal response?

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The earliest life-forms were photosynthetic eukaryotes

Indicate whether the statement is true or false

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