« previous next »

Author Question: Why is it advantageous that the sperm do not immediately reach the fallopian tubes? a. The ... (Read 125 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?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Tertiary structure of sperm whale myoglobin Tertiary structure of sperm whale myoglobin
The Parietal Reach Region The Parietal Reach Region
Knead the calf muscles with both hands. Place the foot flat on the table, knee bent. Reach behind ... Knead the calf muscles with both hands. Place the foot flat on the table, knee bent. Reach behind ...
Tympanostomy tubes Tympanostomy tubes
The Process of Sperm Formation The Process of Sperm Formation
Structure of a mature sperm, a male gamete. Structure of a mature sperm, a male gamete.
Video: Rods and Cones Animation

For a complete list of videos, visit our video library