The diagram shows the process of sex cell production and fertilization. Based on the diagram, explain why offspring from the same parents look similar to each other but not exactly alike.
If one parent carries one copy of a dominant trait, predict the probability that the offspring will have that trait.
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Explain the significance of the increased cell specialization of the volvocine line

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

What is the main fuel source for the work of the cell