The following experiment is designed to study the role of several hormones in the regulation of metamorphosis in frogs.

Group #	Treatment	Days to Metamorphosis
1	Saline	30
2	Prolactin	> 100
3	TSH	15
4	Thyroxine	10
5	Corticosterone	30
6	Thyroxine + Corticosterone	5
7	Prolactin + TSH	30
8	Thyroid gland removed	> 100

These results suggest which of the following about prolactin (group 2 and group 7) at the dose tested?

TLS Online TPP Program

#Question id: 15900

#Unit 12. Applied Biology

During development of a somatic embryo from a single superficial cell of the explant, the cells of this meristematic mass continue to divide to give rise to the various stages of SEs. Which of the following is considered correct for the development of SEs?

TLS Online TPP Program

#Question id: 220

#Unit 1. Molecules and their Interaction Relevant to Biology

Which structure is not a part of folate?

TLS Online TPP Program

#Question id: 7754

#Unit 5. Developmental Biology

In autophagy, the endoplasmic reticulum (ER) first gives rise to a cup-shaped, membranous cisterna called the

TLS Online TPP Program

#Question id: 28059

#Unit 1. Molecules and their Interaction Relevant to Biology

Treatment of RNaseA with 8M urea, but without adding mercaptoethanol would

TLS Online TPP Program

#Question id: 6591

#General Aptitude

6 9 15 8 12 20 4 6 ?