Practice Questions

TLS Online TPP Program

#Question id: 5705

The chromosome has been broken at two points, and the segment between them has been inverted. What will be affects of this inversion however, person is heterozygous this abnormality?

#Unit 8. Inheritance Biology

It may change the relative lengths of the two arms of the chromosome
This stretches the dicentric chromatid across the center of the nucleus, forming a structure called a dicentric bridge
Two of four gametes contain recombinant chromosomes that are missing some genes however no duplication of gene; these gametes will not produce viable offspring
Recombination is not reduced within a inverted region comparatively normal

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TLS Online TPP Program

#Question id: 11308

#Unit 1. Molecules and their Interaction Relevant to Biology

Why some disaccharides are considered as reducing sugars

A. Because they are able to get reduced

B. Because they are able to get oxidized

C. They reduce tollen’s reagent

D. They oxidize tollen’s reagent

Correct options are

TLS Online TPP Program

#Question id: 900

#Unit 1. Molecules and their Interaction Relevant to Biology

targeted by the cell for degradation. The Tm of a protein is temperature at which it

TLS Online TPP Program

#Question id: 31402

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Question id: 4985

#Unit 11. Evolution and Behavior

The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic affects of Pitx1 gene

TLS Online TPP Program

#Question id: 27938

#Unit 9. Diversity of Life Forms

Those species which look alike or morphologically similar but cannot breed with each other, such type species is called______