Genes determine whether you have dimples, what color eyes you have, and even the ability to roll your tongue. what is the role of a gene in inheritance?
a. the gene contains chromosomes that show an organism’s traits.
b. the gene gets messages from its cell about showing certain traits.
c. the gene has nerves that send messages to the brain controlling specific traits.
d. the gene is a section of dna that controls a trait that the organism inherits.

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Select all the correct answers.which two statements are true? a moving magnetic field creates an electric field.a constant magnetic field creates an electric field.a constant electric field creates a magnetic field.a moving electric field creates a magnetic field.resetnext

The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.