What is the dependent variable in her experiment?
a: time (days)
b: duckweed growth
c: amount of duckweed
d: different water ph levels

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.