In a certain kind of plant, yellow leaves (Y) are dominant and red leaves (y) are recessive. What percentage of the offspring from a cross between a Yy plant and a yy plant are predicted to have red leaves?
(Hint: Draw a Punnett
square to help you determine the answer.)

A. 50%
B. 0%
C. 25%
D. 75%

Think is A but not sure prove me wrong

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

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.