Which of the following was not considered a key characteristic of the genetic material even before nucleic acids were identified as the genetic material?
genetic material must encode the phenotype.
genetic material must encode complex information.
genetic material must be copied accurately.
genetic material must have a complex structure.
these are all key characteristics of genetic material.

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)

You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?