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#Question id: 5319


When gene duplication occurs to its ultimate extent by doubling all genes in a genome, which of the following results has occurred?

#Unit 11. Evolution and Behavior
  1. pseudogene creation

  2. creation of a gene cluster

  3. creation of a polyploid

  4. creation of a diploid

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#Question id: 751

#Unit 1. Molecules and their Interaction Relevant to Biology

The effect of alkali is to change the ___________________ of the DNA structure:

TLS Online TPP Program

#Question id: 12087

#Unit 10. Ecological Principles

At latitudes of 20 to 30 degrees north or south and with prevailing winds from east to west, the most likely biome to develop at M would be a

TLS Online TPP Program

#Question id: 12707

#Unit 8. Inheritance Biology

AaBb=100% chance of crossing over between gene A and B than chance of  recombination?

TLS Online TPP Program

#Question id: 1381

#Unit 4. Cell Communication and Cell Signaling

Match each definition with given terms

1. Large family of structurally related, secreted, dimeric proteins that act as hormones and local mediators to control a wide range of biological functions in all animals.

A. Rho

2. Cell-surface receptor in which the cytoplasmic domain either has enzymatic activity itself or is associated with an intracellular enzyme.

B. TOR pathway

3. A crucial signaling protein in the PI-3-kinase–Akt signaling pathway, so named because it is the target of rapamycin.

C. Enzyme-coupled receptor

4. A kinase that is involved in intracellular signaling pathways activated by cell-surface receptors and that phosphorylates inositol phospholipids at the 3 position of the inositol ring.

D. Phosphoinositide 3-kinase

5. A group of monomeric GTPases that regulate both the actin and microtubule cytoskeletons.

E. (TGFβ) superfamily

6. Cytoplasmic tyrosine kinase present at cell–matrix junctions in association with the cytoplasmic tails of integrins.

F. Focal Adhesion Kinase

TLS Online TPP Program

#Question id: 4388

#Unit 3. Fundamental Processes

Which protein domains are found in nuclear-receptor family members?