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

Author Question: Most researchers accept an estimate of __________ to __________ years ago for a date for the Y ... (Read 39 times)

Kthamas

  • Hero Member
  • *****
  • Posts: 546
on: Jul 10, 2018
Most researchers accept an estimate of __________ to __________ years ago for a date for the Y chromosome MRCA.
 
  a. 320,000, 400,000
  b. 220,000, 280,000
  c. 170,000, 250,000
  d. 100,000, 180,000

Question 2

In 2000, Max Ingman and his colleagues confirmed that three of the deepest branches of the phylogenetic tree were exclusively __________.
 
  a. North American
  b. African
  c. Middle Eastern
  d. Eurasian


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

swimkari

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 10, 2018
Answer to Question 1

Answer d

Answer to Question 2

Answer b


Kthamas

  • Member
  • Posts: 546
Reply 2 on: Jul 10, 2018
Excellent

EAN94

  • Member
  • Posts: 307
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
Earth’s history spans 4.5 billion years. Geologists and paleontologists have pieced together the his Earth’s history spans 4.5 billion years. Geologists and paleontologists have pieced together the his
An Estimate of the Time of Global Peak Conventional Oil Production An Estimate of the Time of Global Peak Conventional Oil Production
Checklist of Developmental Skills: Birth to 5 years Checklist of Developmental Skills: Birth to 5 years
The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years
Patients Older than 60 Years of Age Patients Older than 60 Years of Age
Video: The Pressure Flow Model in a Plant

For a complete list of videos, visit our video library