Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 35384
TLS Online TPP Program

#Question id: 5844

In homologous genetic recombination, RecA protein is involved in:

#Unit 8. Inheritance Biology

  1. formation of Holliday intermediates and branch migration.

  2. introduction of negative supercoils into the recombination products.

  3. nicking the two duplex DNA molecules to initiate the reaction.

  4. pairing a DNA strand from one duplex DNA molecule with sequences in another duplex, regardless of complementarity.

More Questions
TLS Online TPP Program

#Question id: 12029

#Unit 7. System Physiology – Animal

When used appropriately, antibiotic treatment can effectively reduce bacteria populations and help fight infections. However, antibiotic treatments can have unintended effects. What is one concern when using antibiotics?
TLS Online TPP Program

#Question id: 12030

#Unit 7. System Physiology – Animal

A significant contribution of intestinal bacteria to human nutrition is the benefit of bacterial:
TLS Online TPP Program

#Question id: 12031

#Unit 7. System Physiology – Animal

Obesity in humans is most clearly linked to ________.
TLS Online TPP Program

#Question id: 12032

#Unit 7. System Physiology – Animal

If you were to jog one kilometer a few hours after lunch, which stored fuel would you probably tap?
TLS Online TPP Program

#Question id: 12033

#Unit 7. System Physiology – Animal

Food being digested in the stomach is in a highly acidic environment. When the food is released from the stomach into the small intestine, why is the environment no longer acidic?
TLS Online TPP Program

#Question id: 12034

#Unit 7. System Physiology – Animal

In a healthy person, after a carbohydrate-rich meal, the production of ________ will increase, causing the uptake of ________ from the blood into liver cells.