This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When two ova are released and both are fertilized by a sperm, what type of twins result? a. ... (Read 11 times)

jc611

  • Hero Member
  • *****
  • Posts: 552
on: Jun 22, 2018
When two ova are released and both are fertilized by a sperm, what type of twins result?
 
  a. Fraternal twins
 b. Identical twins
 c. Either fraternal or identical twins
 d. Neither, only one egg at a time can be fertilized and twins result if that egg splits in two.

Question 2

The role of the placenta is to:
 
  a. Supply nutrients to the developing fetus.
 b. Aid in respiratory and excretory functions of the fetus.
 c. Secrete hormones necessary for the continuation of the pregnancy.
  d. All of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mk6555

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

d


jc611

  • Member
  • Posts: 552
Reply 2 on: Jun 22, 2018
:D TYSM

amandalm

  • Member
  • Posts: 306
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Fertilization of an egg by a sperm. Fertilization of an egg by a sperm.
The Indian palm squirrel is the most common type of squirrel found in India. The Indian palm squirrel is the most common type of squirrel found in India.
Sperm by the fallopian tube Sperm by the fallopian tube
Pressure is a result of the atmosphere’s mass. Pressure is a result of the atmosphere’s mass.
Water consumption by type of use Water consumption by type of use
result of DGUC result of DGUC
Video: Male Reproductive System - Testosterone

For a complete list of videos, visit our video library