« previous next »

Author Question: Chemical digestion of protein begins in the stomach, where _____ denatures proteins and _____ begins ... (Read 106 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
on: Aug 20, 2018
Chemical digestion of protein begins in the stomach, where _____ denatures proteins and _____ begins to digest them into smaller pieces.
 
 A. hydrochloric acid, pepsinogen
  B. hydrochloric acid, pepsin
  C. gastrin, hydrochloric acid
  D. gastrin, pepsin

Question 2

The phenomenon that explains why identical twins may differ in certain ways is most appropriately called
 
 A. a mutation.
  B. epigenetic variation.
  C. sequential variation.
  D. transcriptional variation.


shayla

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Aug 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Energy coupling in mechanical and chemical processes Energy coupling in mechanical and chemical processes
Regulation of Ras proteins. Regulation of Ras proteins.
Energy flow and chemical cycling Energy flow and chemical cycling
Chemical similarities between oxidation and synthesis of a fatty acid Chemical similarities between oxidation and synthesis of a fatty acid
Opener Model showing how the lac repressor and catabolite-activating protein Opener Model showing how the lac repressor and catabolite-activating protein
Model of the CFTR protein Model of the CFTR protein
Video: Alternative Energy Sources

For a complete list of videos, visit our video library