Which one or more of the following is prediction or assumption of the handicap principle for the evolution of sexual signals?

I- Females prefer costly signals

II- Costly signals are reliable indicators of signaller quality

III- Honest signals are costly to produce.

IV- Males displaying costly signals are not chosen by females

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#Question id: 4823

#Unit 8. Inheritance Biology

Which one of the following DNA markers can be used to distinguish between a homozygote and heterozygote ?

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#Question id: 29071

#Unit 10. Ecological Principles

Population ecologists follow the fate of same-age cohorts to

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#Question id: 11300

#Unit 10. Ecological Principles

What type of organisms convert nitrates and nitrites into nitrogen gas?

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#Question id: 3834

#Unit 3. Fundamental Processes

In his transformation experiments, what phenomenon did Griffith observe?

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#Question id: 28946

#Unit 7. System Physiology – Animal

GnRH is carried to the anterior pituitary, stimulates the secretion of hormones by gonadotropes. these hormones are;