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TLS Online TPP Program

#Question id: 9261

Which of the following statements about horizontal gene transfer is accurate?

#XL - R Botany
  1. Horizontal gene transfer was quite common in the early stages of evolution of life on Earth.
  2. Horizontal gene transfer among organisms does not occur today.
  3. Horizontal gene transfer moves only genes that play a role in metabolism.
  4. Horizontal gene transfer occurs only among closely related organisms.
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TLS Online TPP Program

#Question id: 27426

#XL - R Botany

Cruciform corolla is a characteristics of which plant families?
TLS Online TPP Program

#Question id: 15232

#XL - Q Biochemistry

Phenomenon of Smiling Effect and Phenomenon of Venetian Blind Effect is largely applicable in 
A) Gel Electrophoresis
B) PAGE
C) Free Solution
D) Capillary
TLS Online TPP Program

#Question id: 12686

#XL - S Microbiology

The two polynucleotide chains in DNA are usually found in the shape of_____
TLS Online TPP Program

#Question id: 4744

#XL - R Botany

Assume that long ear lobes in humans are an autosomal dominant trait that exhibits 50% penetrance. A person who is heterozygous for long ear lobes mates with a person who is homozygous for normal ear lobes. What is the probability that their first child will have long ear lobes.
TLS Online TPP Program

#Question id: 20047

#XL - P Chemistry

In one joule of energy, the number of photon with wave number equal to is