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

Author Question: Patsy and Terry are fraternal twins. This type of twinning results from __________. A) a zygote ... (Read 52 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
on: Jun 22, 2018
Patsy and Terry are fraternal twins. This type of twinning results from __________.
 
  A) a zygote that duplicates and separates into two clusters of cells
  B) the fertilization of one ovum by two Y-bearing sperm
  C) the release and fertilization of two ova
  D) the fertilization of one ovum by two X-bearing sperm

Question 2

In females, the twenty-third pair of chromosomes is called __________.
 
  A) an autosome
  B) dizygotic
  C) XX
  D) XY


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jayson

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jun 22, 2018
Excellent

FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

(a) Feeding by bear on salmon results in large allochthonous inputs of nutrients into (b) the forest (a) Feeding by bear on salmon results in large allochthonous inputs of nutrients into (b) the forest
Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
An enlarged heart showing the results of cardiomyopathy. An enlarged heart showing the results of cardiomyopathy.
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Chylomicron Chylomicrons are one type of lipoprotein Chylomicron Chylomicrons are one type of lipoprotein
F1 and F2 results of Mendel’s dihybrid crosses F1 and F2 results of Mendel’s dihybrid crosses
Video: Deglutition

For a complete list of videos, visit our video library