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

Author Question: The vanishing twin phenomenon refers to _____. a. more triplets and quadruplets being born than ... (Read 64 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
on: Aug 20, 2018
The vanishing twin phenomenon refers to _____.
 a. more triplets and quadruplets being born than twins due to fertility drugs
 b. the disappearance of embryos within 13 weeks of conception
 c. the decreasing percentage of dizygotic twins in favor of monozygotic twins
 d. the emergence of an additional fetus in a pregnancy that began with only two fetuses
  e. the decreasing percentage of twins in favor of single-child births due to in vitro fertilization techniques

Question 2

Vitamin A toxicity is likely to result from:
 
 a. consuming too many dark green and deep orange vegetables.
  b. overconsumption of whole grains.
  c. consuming large amounts of fortified foods or vitamin A supplements.
  d. drinking too much orange juice.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cascooper22

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Aug 20, 2018
Answer to Question 1

b

Answer to Question 2

c


D2AR0N

  • Member
  • Posts: 561
Reply 2 on: Aug 20, 2018
Wow, this really help

strudel15

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Eastern gray squirrels are born naked with their eyes closed Eastern gray squirrels are born naked with their eyes closed
The world attempted to deal with Somalia as if it were a real country but painfully learned that Som The world attempted to deal with Somalia as if it were a real country but painfully learned that Som
This foal was born with another horse in its fur! This foal was born with another horse in its fur!
Correlations on tests for a number of cognitive abilities are higher for monozygotic twin pairs (who ... Correlations on tests for a number of cognitive abilities are higher for monozygotic twin pairs (who ...
Full-term Twin Full-term Twin
Older mothers more often deliver multiples—twins, triplets, or quads Older mothers more often deliver multiples—twins, triplets, or quads
Video: Major Elements in Biological Molecules: Proteins

For a complete list of videos, visit our video library