This topic contains a solution. Click here to go to the answer

Author Question: A vertical section through the soil extending from the surface to the unweathered rock is best ... (Read 68 times)

leilurhhh

  • Hero Member
  • *****
  • Posts: 560
A vertical section through the soil extending from the surface to the unweathered rock is best described as the:
 
  a. crust c. profile
  b. horizon d. core

Question 2

Researchers say that ___________________ __ are helpful as a research tool, but nothing can replace real animal use.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

gcook

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

C

Answer to Question 2

computer simulations




leilurhhh

  • Member
  • Posts: 560
Reply 2 on: Jul 21, 2018
Excellent


amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

For a complete list of videos, visit our video library