« previous next »

Author Question: Why is it advantageous that the sperm do not immediately reach the fallopian tubes? a. The ... (Read 172 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jun 18, 2018
Why is it advantageous that the sperm do not immediately reach the fallopian tubes?
 
  a. The digestive enzymes in the acrosome of the ovum need time to mature, so that the sperm can penetrate the zona pellucida.
  b. The digestive enzymes in the acrosome of the sperm need time to mature in the female reproductive tract, so they can penetrate the zona pellucida of the ovum.
  c. Time is needed for protease enzymes to cleave proteins on the outer core of the ovum, creating a mature ovum containing a zona pellucida.
  d. Time is needed for protease enzymes within the female reproductive tract to cleave proteins on the outer core of the sperm, creating a mature sperm that can penetrate the zona pellucida.

Question 2

What occurs during ovulation to ease the passage of the sperm?
 
  a. The pH of the vagina becomes more acidic.
  b. The pH of the vagina becomes more basic.
  c. The mucus of the cervix thins out.
  d. The mucus of the cervix thickens.


abro1885

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 18, 2018
Answer to Question 1

ANS: B

Answer to Question 2

ANS: C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial
But tortoises on lusher islands where grass is plentiful and the need to reach into trees not so fre But tortoises on lusher islands where grass is plentiful and the need to reach into trees not so fre
The physician will begin visual inspection of the patient immediately upon entering the examination ... The physician will begin visual inspection of the patient immediately upon entering the examination ...
Walk around the head of the table to the left side and reach across to perform threecount stroking ... Walk around the head of the table to the left side and reach across to perform threecount stroking ...
Tympanostomy tubes Tympanostomy tubes
Depiction of the homunculus, a sperm containing a miniature adult Depiction of the homunculus, a sperm containing a miniature adult
Video: Summary of glucose catabolism

For a complete list of videos, visit our video library