In cattle, roan coat color (mixed red and white hairs) occurs in the heterozygous (rr) offspring of red (rr) and white (rr) homozygotes. which of the following crosses would produce offspring in the ratio of 1 red: 2 roan: 1 white?
a) red × white
b) roan × roan
c) white × roan
d) red × roan
e) the answer cannot be determined from the information provided.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Which of these is a provisioning service people get from the ocean

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.