A plant of genotype GGHH is crossed with another plant of the genotype gghh. If the F1 is test crossed, what percentage (%) of the test cross progeny will have the genotype gghh when the two genes are - (P) unlinked, (Q) completely linked with no crossing over, (R) 10 m.u. (genetic map unit) apart, (S) 24 m.u. apart?

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#Question id: 12347

#Unit 10. Ecological Principles

A team of conservation biologists, surveying a population of frogs on an island, captured and marked 312 individuals in the first sample. In a second sampling, 3 days later, the team caught 140 individuals of which 26 were previously marked. The total number of frogs on the island is estimated to be . (Use decimal notation, not fractions or percentage)

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#Question id: 1413

#Unit 4. Cell Communication and Cell Signaling

Which of the following is a feature that defines a cell dying in response to tissue damage (necrosis)?

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#Question id: 710

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is the correct explanation for the effect of the pH changes on the conformations of poly(Glu) and poly(Lys)

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#Question id: 28076

#Unit 6. System Physiology – Plant

Choose the correct statement regarding Water splitting 

(a) Water splitting is oxidation reaction takes place in lumen

(b) Water splitting takes place at - reduction potential

(c) Water splitting takes place at + reduction potential

(d) NADPH⁺ formation is reduction reaction takes place in stroma

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#Question id: 27561

#Unit 1. Molecules and their Interaction Relevant to Biology

Some proteins contain additional amino acids that arise by modification of an amino acid already present in a peptide, examples include