In rye grass, seed color is a polygenic trait (additive model). if true-breeding red and white varieties are crossed, the f1 are intermediate in color. if the f1 are self-fertilized, about 1 in 64 have white seeds. how many loci are segregating color alleles?
a. one
b. two
c. three
d. four
e. five

What is used to keep track of the gamates and possible offsprings combination

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.

The scientific method is limited to investigating physical phenomena that are which of the following? select all that apply. observable repeatable falsifiable unique measurable