« previous next »

Author Question: One difference between sperm cells and ova is that: ova carry an X chromosome, whereas sperm ... (Read 177 times)

burton19126

  • Hero Member
  • *****
  • Posts: 532
on: Jun 22, 2018
One difference between sperm cells and ova is that:
 
  ova carry an X chromosome, whereas sperm carry either an X or a Y
  chromosome.
  ova carry two X chromosomes, whereas sperm carry two Y chromosomes.
  sperm carry more genetic material than ova do.
  sperm carry two X chromosomes, whereas ova carry an X and a Y
  chromosome.

Question 2

In the 23rd pair, a normal girl has:
 
  two X chromosomes.
  two Y chromosomes.
  one X and Y chromosome.
  one X chromosome.


jgranad15

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 22, 2018
Answer to Question 1

ova carry an X chromosome, whereas sperm carry either an X or a Y

Answer to Question 2

two X chromosomes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Scientists have demonstrated functional hair regeneration from adult stem cells Scientists have demonstrated functional hair regeneration from adult stem cells
Chromosome number is halved Chromosome number is halved
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
Reed-Sternberg cells: Bilobed nucleus coupled with the prominent nucleoli gives this cell the ... Reed-Sternberg cells: Bilobed nucleus coupled with the prominent nucleoli gives this cell the ...
Difference Between a Sidereal Month and a Synodic Month Difference Between a Sidereal Month and a Synodic Month
A gene map for chromosome 12 from the NCBI database Map Viewer A gene map for chromosome 12 from the NCBI database Map Viewer
Video: Blood Flow Through the Kidneys

For a complete list of videos, visit our video library