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TLS Online TPP Program

#Question id: 2123

Which of these statements about the composition of membranes is true?

#XL - T Zoology

  1. All biological membranes contain cholesterol.

  2. Free fatty acids are major components of all membranes.

  3. The inner and outer membranes of mitochondria have different protein compositions.

  4. The lipid composition of all membranes of eukaryotic cells is essentially the same.

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TLS Online TPP Program

#Question id: 11400

#XL - T Zoology

What is the primary ecological role of prokaryotes?
TLS Online TPP Program

#Question id: 8888

#XL - R Botany

In a small stream, you pick up a rock and observe many small, flattened worms crawling on its undersurface. You decide that they belong to the phylum Platyhelminthes. To which class do they probably belong?
TLS Online TPP Program

#Question id: 4720

#XL - R Botany

Which of the following phenomenon, the differential expression of genetic material depending on whether it is inherited from the male or female parent, is called 
TLS Online TPP Program

#Question id: 10696

#XL - T Zoology

In a new area two species A and B was discovered and taking energy from another species X and Y respectively. Following some is life history trait of species.

I- A species is often larger than X

II- Each A species taking energy from many X

III- One Y usually supports populations of B species

IV- Fatality of Y is Mild to severe

Which of the following is correct observation of above species?
TLS Online TPP Program

#Question id: 3795

#XL - Q Biochemistry

The exonuclease activity of the DNA polymerases functions to: