TLS Online TPP Program

#Question id: 12176


In a Z-linked characteristic, Cameo plumage, which produces brown feathers, while the wild-type plumage is a glossy metallic blue. If  a pure blue-colored male is crossed with a cameo female, then what will be the probability of blue and cameo plumage of male and female in F2 phenotype?

#Unit 8. Inheritance Biology
  1. Blue males-50%, cameo male-50%, Blue females-25%, cameo females-25% 
  2. Blue males-25%, cameo male-25%, Blue females-50%, cameo females-0%
  3. Blue males-50%, cameo male-0%, Blue females-25%, cameo females-25% 
  4. Blue males-25%, cameo male-25%, Blue females-25%, cameo females-25%
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TLS Online TPP Program

#Question id: 831

#Unit 1. Molecules and their Interaction Relevant to Biology

Lysosomes therefore also have a selective pathway, which is activated that imports and degrades cytosolic proteins containing the pentapeptide sequences such as;

TLS Online TPP Program

#Question id: 5292

#Unit 8. Inheritance Biology

A transformation experiment is performed with a donor strain that is resistant to four drugs: W, X, Y, and Z. The recipient is sensitive to all four drugs. The treated recipient population is divided up and plated on media containing various combinations of the drugs. The table below shows the results:

Drug(s) added

Number of Colonies

None

20,000

WX

76

WY

1324

WZ

1976

XY

85

XZ

69

YZ

1564

WXY

50

WXZ

62

WYZ

1354

XYZ

48

WXYZ

53

Following observation are given

A) X gene is obviously quite distant from the other three genes

B) Y gene is obviously quite distant from the other three genes

C) The Order is three closely link gene W Z Y

D) The Order is three closely link gene W X Z

Which of the following combination is correct?

TLS Online TPP Program

#Question id: 12671

#Unit 6. System Physiology – Plant

When genetic changes in an entire plant population have been fixed over many generations by selective environmental pressure, those changes are referred to as,

TLS Online TPP Program

#Question id: 23357

#General Aptitude

In which of the following condition the class appears to be most effective?

TLS Online TPP Program

#Question id: 16117

#Unit 7. System Physiology – Animal

Thyroid hormones are thermogenic, their actions on target tissues result in heat production by following mechanisms:
i. stimulation of Na+-K+ ATPase
ii. increased O2 consumption
iii. increased metabolic rate
iv. increase in the number and activity of mitochondria
which of the following combinations are correct regarding heat production?