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

Author Question: The Polynesian navigators of the South Pacific found their way primarily by observing the position ... (Read 58 times)

sc00by25

  • Hero Member
  • *****
  • Posts: 596
The Polynesian navigators of the South Pacific found their way primarily by observing the position of Polaris in the night sky.
 
  Indicate whether the statement is true or false

Question 2

Which of the following causes mutations in living organisms?
 
  A) natural selection
  B) a changing environment
  C) reproduction
  D) ultraviolet light and toxic chemicals
  E) the greenhouse effect



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amandanbreshears

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

FALSE

Answer to Question 2

D




sc00by25

  • Member
  • Posts: 596
Reply 2 on: Jul 27, 2018
Wow, this really help


bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Excellent

 

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

For a complete list of videos, visit our video library