What is a digestive system

Need to know about plants and animal cells

What does a sleep wake cycle longer than 24 hours indicate biology?

Which best describes the flow of genetic information?

Translation involves the assembling of proteins. Which of the following forms of RNA is responsible for carrying a formed amino acid to the protein assembly site during translation?

Which bases are found in a strand dna?

Which selection is a characteristic of both living and non-living things? A) They both use and obtain energy. B) The same atoms and subatomic particles can be found in both. C) They are both made of cells. D) They both have a metabolism.

A moss-covered log is overturned by a hungry bear looking for insects to eat. The bear disturbs an ant colony, and some chipmunks leave the hollow log to search for another home in the forest.

1. What is the word for a type of communication that goes from cell to cell 2. What is the word that means "within the cell," such as referring to signals moving from one place to another within the cell? 3.

How is the earth like a closed system? A. Matter but not energy moves through the system B. Matter does not move in and out of the system but energy does C. Matter and energy does not move through a system D.

You might infer from packages of commercial fertilizer that which nutrients are most limiting to plant growth? a. hydrogen, phosphorus, and magnesium b. carbon, nitrogen, and phosphorous c. phosphorus, potassium, and calcium d.