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

Author Question: Which of the following is true according to the hypothesis on chemical evolution? A) Early living ... (Read 63 times)

dollx

  • Hero Member
  • *****
  • Posts: 558
on: Jul 27, 2018
Which of the following is true according to the hypothesis on chemical evolution?
 
  A) Early living things reproduced by linking and breaking apart at random.
  B) Reproducing molecules did not originate on Earth but instead arrived from space.
  C) Somewhere in the oceans, after sufficient time, a molecule formed that could copy itself.
  D) Due to the effect of ultraviolet radiation, complex organic molecules that were living were formed.

Question 2

Which of the following serves as the cell's basic structural molecules or as enzymes that control chemical reactions?
 
  A) Lipids
  B) Proteins
  C) Carbohydrates
  D) Vitamins


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


dollx

  • Hero Member
  • *****
  • Posts: 558
Reply #2 on: Jul 27, 2018
TY


debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Chemical bonds Chemical bonds
Big Picture of the Evolution of the Universe Big Picture of the Evolution of the Universe
The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ... The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ...
The CHRIS manual entry for toluene. Useful information includes response information, chemical and ... The CHRIS manual entry for toluene. Useful information includes response information, chemical and ...
Similarity of the chemical structure of 5-bromouracil (5-BU) and thymine Similarity of the chemical structure of 5-bromouracil (5-BU) and thymine
chemical-nomenclature-and-chemical-formulas chemical-nomenclature-and-chemical-formulas
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library