Oxygen (O) atoms have six valence electrons and beryllium (Be) atoms have two valence electrons. Which of the following is the correct formula for a compound made of oxygen and beryllium?

What is a laminaria?

Fill in the blanks to complete each statement about tidal energy Tidal power plants use energy from the rise and fall of tides. This causes movement of which create usable energy.

The common name for C 6 H 12 O 6 is

True or false? a codon is a group of three bases that can specify more than one amino acid. true or false? a codon is a group of three bases that can specify more than one amino acid. a. True b. False

The neuroendocrine system consists of which of the following? A. Nerve impulses and hormones B. Circulation and neurons C. Neurons and nerve impulses D. Hormones and circulation

In which list are the levels of organization in the human digestive system shown from lowest to highest?

Splitting cells involves creating a single by combining two or more

Think about the sources you would use to get information about scientific ideas. Which sources would you avoid? Check all that apply. a magazine an encyclopedia a scientific journal an advertisement a TV show

What is the polymer for nucleotides

The 2 kinds of glaciers are called a. continental, valley c. till and kettle b. continent, mountain d. plucking and moraine