In dark-grown or etiolated plants, phytochrome is present in a red light–absorbing form, referred to as Pr because it is synthesized in this form.

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#Id: 2811

#Unit 13. Methods in Biology

In RPLC mobile phase is commonly water or aqueous buffers, methanol, acetonitrile or tetrahydrofuran, or mixtures of them.

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#Id: 5280

#Unit 7. System Physiology – Animal

The effects of the autonomic nervous system on heart rate are called  chronotropic effects.

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#Id: 7335

#Unit 11. Evolution and Behavior

There are ‘n’ numbers of alleles at a given locus in a diploid population. The proportion of all  homozygotes in the population

A. All alleles are equal abundant

B. All alleles are not in equal abundant

(1) 1/n and <1/n  (3) 1/n2 and <1/n2

(2) 1/n and >1/n  (4) 1/n2 and >1/n2

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#Id: 6735

#Unit 8. Inheritance Biology

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#Id: 2073

#Unit 8. Inheritance Biology

Number of Barr bodies zero in human cells with different complements of sex chromosomes such as XO (loss of one sex chromosome) causes Turner Syndrome.