« previous next »

Author Question: What theory proposes that all living organisms are descendants of different life forms that existed ... (Read 193 times)

charchew

  • Hero Member
  • *****
  • Posts: 579
on: Jul 13, 2018
What theory proposes that all living organisms are descendants of different life forms that existed in the past?
 A)organic evolution
 B)astrology
 C)paleontology
 D)plate tectonics
 E)natural selection

Question 2

What comprises the ocean crust?
 A)sedimentary rocks
 B)peridotite
 C)igneous rocks
 D)metamorphic rocks
 E)granite


emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 13, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

charchew

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 13, 2018
Correct answers!


emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 13, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

A web of life A web of life
Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Basic overview of energy and human life. Basic overview of energy and human life.
Some organisms used as models in genetic research Some organisms used as models in genetic research
If enough vapor is added to the air to saturate it, a precipitation fog forms beneath the cloud If enough vapor is added to the air to saturate it, a precipitation fog forms beneath the cloud
Evolutionary tree for the living amniote groups Evolutionary tree for the living amniote groups
Video: Protein catabolism - deamination

For a complete list of videos, visit our video library