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

Author Question: Collisions between galaxies typically unfold over a period of A) several days. B) several ... (Read 16 times)

Mollykgkg

  • Hero Member
  • *****
  • Posts: 529
on: Jul 27, 2018
Collisions between galaxies typically unfold over a period of
 
  A) several days.
  B) several months.
  C) thousands of years.
  D) hundreds of millions of years.

Question 2

Different dog breeds have been bred by humans from a common ancestor over the past few thousand years. This is an example of
 
  A) natural selection
  B) un-natural selection
  C) artificial selection
  D) artificial insemination


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sierray

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


Mollykgkg

  • Hero Member
  • *****
  • Posts: 529
Reply #2 on: Jul 27, 2018
Thank you!


Sierray

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

(a) Mean duration (days) and (b) average maximum depth (mm) of snow cover throughout northern latitu (a) Mean duration (days) and (b) average maximum depth (mm) of snow cover throughout northern latitu
An oral contraceptive showing the daily doses and the different formulation taken in the last 7 days An oral contraceptive showing the daily doses and the different formulation taken in the last 7 days
Example of calculation of days in accounts receivable (AR). Example of calculation of days in accounts receivable (AR).
The distribution of high-energy, nutritious biscuits was a lifeline in the first days after the 2010 The distribution of high-energy, nutritious biscuits was a lifeline in the first days after the 2010
Embryonic Period Embryonic Period
Embryonic Period Embryonic Period
Video: Lipid catabolism - lipolysis and beta oxidation and oxidation of fatty acids

For a complete list of videos, visit our video library