What receives blood from the head

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

All eukaryotic cells contain small bodies called