The scientist credited with being the first person to observe bacteria is
a. robert hooke
b. anton van leeuwenhoek
c. albert einstein
d. isaac newton

How can you approximate the number of calories required to keep you in energy balance?

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give