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

Author Question: A sperm cell and an ovum each contribute 23, rather than 46, chromosomes to a zygote because they ... (Read 146 times)

cmoore54

  • Hero Member
  • *****
  • Posts: 568
on: Jun 22, 2018
A sperm cell and an ovum each contribute 23, rather than 46, chromosomes to a zygote because they
 
  a. were produced through the process of meiosis.
  b. were produced through the process of mitosis.
  c. have undergone the process of crossing over.
  d. have undergone the process of canalization.

Question 2

Dr. Spock is using a microscope to observe a reproductive germ cell. He suddenly remarks, That cell just underwent meiosis What has Dr. Spock just seen?
 
  a. One cell ingesting another cell
  b. A cell dividing into new cells with twice as many chromosomes as the original reproductive cell
  c. The process of fertilization
  d. A cell dividing into new cells with half of the chromosomes of the original reproductive cell


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leannegxo

  • Sr. Member
  • ****
  • Posts: 374
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

d


cmoore54

  • Member
  • Posts: 568
Reply 2 on: Jun 22, 2018
Thanks for the timely response, appreciate it

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

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.

Different chromosomes segregate independently Different chromosomes segregate independently
cell cell
Animal Cell Diagram Animal Cell Diagram
Characteristics of a Eukaryotic Cell Characteristics of a Eukaryotic Cell
animal cell animal cell
The response of the lac operon in the presence of lactose in a cell bearing the IS mutation The response of the lac operon in the presence of lactose in a cell bearing the IS mutation
Video: Mitochondrial Structure & ETC Protein Complexes (Protein Complexes and Electron Transport)

For a complete list of videos, visit our video library