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TLS Online TPP Program

#Question id: 795

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,

#SCPH05 I Biotechnology

  1. the complementary strand has the sequence 5’-(CT)20-3’ and a cruciform structure could form.

  2. the complementary strand has the sequence 5’-(CT)20-3’ and a Z-DNA structure could form.

  3. the complementary strand has the sequence 5’-(TC)20-3’ and an H-DNA structure could form.

  4. the complementary strand has the sequence 5’-(TC)20-3’ and a hairpin structure could form.

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TLS Online TPP Program

#Question id: 11798

#SCPH05 I Biotechnology

Companion cells transport of photosynthetic products from producing cells in mature leaves to the sieve elements in the minor veins of the leaf. There are at least three different types of companion cells in the minor veins of mature, exporting leaves, All three cell types have dense cytoplasm and abundant mitochondria;
TLS Online TPP Program

#Question id: 2303

#I Life Science/ Life Sciences Group – I-V

During cell division spindle fibers attach themselves to the _______ located on the chromosomes.
TLS Online TPP Program

#Question id: 22951

#SCPH28 | Zoology

Which of the following combination of genes are floral meristem identity?
TLS Online TPP Program

#Question id: 17810

#SCPH28 | Zoology

Triassic period of Mesozoic era has characteristics by___
TLS Online TPP Program

#Question id: 10278

#I Life Science/ Life Sciences Group – I-V

The type of ATP synthesis, traditionally referred to as substrate-level phosphorylation involves the direct transfer of a phosphate group, which reactions perform substrate-level phosphorylation?

a) Conversion of Glyceraldehyde 3-phosphate to 1,3-Bisphosphoglycerate

b) Conversion of Phosphoenol pyruvate to pyruvate

c) Conversion of Fructose 6-phosphate to Fructose 1,6-bisphosphate

d) Conversion of 1,3-Bisphosphoglycerate to 3-Phosphoglycerate

Find the correct one.