Mitochondria are thought to be the descendants of certain alpha -proteobacteria. They are, however, no longer able to lead independent lives because most

genes originally present on their chromosome have moved to the nuclear genome. Which phenomenon accounts for the movement of these genes?

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#Question id: 6994

#Unit 5. Developmental Biology

Puberty is initiated by pulse release of _____________(hormone)

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#Question id: 10689

#Unit 10. Ecological Principles

Which of the following is correct statement?

A) Body size of parasitoid is always greater than host but parasite usually smaller than host

B) Predator immediately kill their prey however parasitoid never kill their host

C) Intrinsic rate of parasite is faster than host but intrinsic rate of predator is slower than prey

D) Body association time between parasite and host is more than time association between predator and prey

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#Question id: 2907

#Unit 2. Cellular Organization

With respect to histone modifications, which, if any, of the following statements, is true?

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#Question id: 2276

#Unit 2. Cellular Organization

The cytoplasm of a bacterium

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#Question id: 4154

#Unit 3. Fundamental Processes

How many possible codons (of normal size) are possible using the bases found in DNA?