In cattle, roan coat color (mixed red and white hairs) occurs in the heterozygous (CRCW) offspring of red (CRCR) and white (CWCW) homozygotes. Which of the following crosses would produce offspring in the ratio of 1 red: 2 roan: 1 white?
a) red x white.
b) roan x roan.
c) white x roan.
d) red x roan.
e) all of the above crosses would give the same percentage of roan.

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

What is the statement plant growth is affected by the color light

Creating new things to solve problems and improve life depends on the close interaction of which two fields?