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TLS Online TPP Program

#Question id: 803

A single-stranded DNA molecule contains 40 nucleotides and has the sequence 5’-(GA)20-3’. When this single strand binds to a complementary DNA strand to form a B-DNA structure,

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. half the base-pairs will be A-G pairs and half will be C-T pairs.

  2. each base will form at least two hydrogen bonds with a base in the opposite strand.

  3. the two strands will form an antiparallel left-handed helix with 12 base pairs per turn.

  4. there will be covalent phosphodiester bonds between the two strands.

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TLS Online TPP Program

#Question id: 5456

#Unit 8. Inheritance Biology

Traits which exhibit continuous phenotypic variation are typically determined by this inheritance form _______.
TLS Online TPP Program

#Question id: 5457

#Unit 8. Inheritance Biology

If the environmental variance (VE) increases and all other variance components remain the same, what will the effect be?
TLS Online TPP Program

#Question id: 5458

#Unit 8. Inheritance Biology

Which of the following factor does not contribute to quantitative traits?
TLS Online TPP Program

#Question id: 5459

#Unit 8. Inheritance Biology

Who explained the multifactorial hypothesis?
TLS Online TPP Program

#Question id: 5460

#Unit 8. Inheritance Biology

Which of the following describes the dissimilarity in the traits due to the variation in genetic factors?
TLS Online TPP Program

#Question id: 5461

#Unit 8. Inheritance Biology

When two or more nonallelic gene pairs affect the same character in the same way, it is called _______.