Rank the following from most general to most specific:

A. gametic isolation

B. reproductive isolating mechanism

C. pollen-stigma incompatibility

D. prezygotic isolating mechanism

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#Question id: 12082

#Unit 7. System Physiology – Animal

 A 20-year-old woman is not having menstrual cycles. Her plasma progesterone concentration is found to be minimal. What is the explanation for the low level of progesterone?

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#Question id: 23844

#Unit 2. Cellular Organization

Thin-filament regulation is,

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#Question id: 54

#Unit 1. Molecules and their Interaction Relevant to Biology

About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 elements make up approximately 96% of living matter?

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#Question id: 5462

#Unit 8. Inheritance Biology

What was the ratio of F2 generation when red and white kernelled variety of wheat were crossed when 2 QTL control character?

TLS Online TPP Program

#Question id: 2456

#Unit 2. Cellular Organization

If the activity of thymosin β4 was inhibited in fibroblasts, the overall effect would be: