Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 11195
TLS Online TPP Program

#Question id: 549

Which one of the following statements is true of enzyme catalysts?

#Section 2: General Biology

  1. They bind to substrates, but are never covalently attached to substrate or product.

  2. They increase the equilibrium constant for a reaction, thus favoring product formation.

  3. They increase the stability of the product of a desired reaction by allowing ionizations, resonance, and isomerizations not normally available to substrates.

  4. They lower the activation energy for the conversion of substrate to product.

More Questions
TLS Online TPP Program

#Question id: 16858

#General Aptitude

She …….. (leave) for Jammu yesterday.
TLS Online TPP Program

#Question id: 3586

#Section 3: Genetics, Cellular and Molecular Biology

In watermelons, bitter fruit (B) is dominant over sweet fruit (b), and yellow spots (S) are dominant over no spots (s). The genes for these two characteristics assort independently. A homozygous plant that has bitter fruit and yellow spots is crossed with a homozygous plant that has sweet fruit and no spots. If an F1 plant is backcrossed with the bitter, yellow spotted parent, what phenotypes and proportions are expected in the offspring?
TLS Online TPP Program

#Question id: 14550

#Section 1: Engineering Mathematics

The series 1 - 2 + 3 - 4 + 5 - 6 + . . . . is
TLS Online TPP Program

#Question id: 1619

#Section 2: General Biology

Which of the following statements is TRUE of interferons?
TLS Online TPP Program

#Question id: 15357

#Section 1: Engineering Mathematics

Find the Laplace transform of tcos3tcost