12. In a certain type of flower, yellow petals are dominant to red petals and round petals are dominant to pointed petals. a. Write a key!
b. A heterotzygous yellow, pointed flower is crossed with a red, pointed flower. Draw the punnett square.
c. What fraction of the offspring will have pointed flowers?
d. What fraction of the offspring will be yellow?

Ascientist is studying muscle twitches in chicken quadriceps. to activate the muscle, he needs to provide stimulus to the

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

If t=tall and t=short what will be the physical appearance of the offspring the cross below? a.some will be tall and some will be short b.they will all be tall c.they will all be short d.they will be medium height