Which of the following is true about genes? A.
The genes of a particular organism can never change throughout its lifetime.
B.
In humans, genes are passed to an offspring from two parents.
C.
Genes are responsible for all the traits of an organism.
D.
Genes are made up of smaller molecules known as chromosomes.

Which blood cell spend most of their time in the lymphatic system?

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.

Which of the following do all living things have in common