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TLS Online TPP Program

#Question id: 10650

Following some characteristic feature of K selected species

A. semelparity 

B. Mate choice

C. Density independent mortality

D. large size of offspring

What is the above combination is correct?

#Unit 10. Ecological Principles
  1. B and C  
  2. B and D
  3. A and B 
  4. C and D
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TLS Online TPP Program

#Question id: 1336

#Unit 4. Cell Communication and Cell Signaling

A distinct form of membrane protrusion that is often observed when cells are cultured on a pliable extracellular matrix substrate is known as
TLS Online TPP Program

#Question id: 28766

#Unit 2. Cellular Organization

Lysosome H+ pump are V-type ATPases and has a similar architecture with the_____
TLS Online TPP Program

#Question id: 11207

#Unit 7. System Physiology – Animal

In multiple sclerosis, the myelin sheaths around the axons of the brain and spinal cord are damaged and demyelination results. How does this disease manifest at the level of the action potential?

 I) Action potentials move in the opposite direction on the axon.

 II) Action potentials move more slowly along the axon.

 III) No action potentials are transmitted.
TLS Online TPP Program

#Question id: 24566

#Unit 8. Inheritance Biology

In some sheep, the presence of beard is produced by an autosomal allele that is dominant in males and recessive in females. A beard female is crossed with a homozygous beardless male. One of the resulting F1 females is crossed with a beardless male. What proportion of the male and female progeny from this cross will have beard in F2 generation?
TLS Online TPP Program

#Question id: 4658

#Unit 11. Evolution and Behavior

Members of two different species possess a similar-looking structure that they use in a similar fashion to perform the same function. Which information would best help distinguish between an explanation based on homology versus one based on convergent evolution?