Chemistry of Biology

Which of the following statements is NOT true?

• Life depends on chemistry?

• Living things are composed of chemical compounds

• In order to understand biology, one must first understand the chemistry of life

• Chemistry and Biology are not intertwined.

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

NGSS.HS-LS2-5

Name the 3 subatomic particles of an atom.

• Proteins

• Electrons

• Neutrons

• Protons

Tags

NGSS.MS-PS1-1

Protons have a ____ charge.

• Positive

• Negative

• No charge

Electrons have a ____ charge.

• Positive

• Negative

• No charge

Tags

NGSS.HS-PS2-4

Neutrons have a ____ charge.

• Positive

• Negative

• No charge

Which of the following in not a compound?

• H₂O

• O

• CO₂

• NaCl

Tags

NGSS.MS-PS1-1

There are two types of bonds -- Ionic and Covalent

• True

• False

Tags

NGSS.MS-PS1-1

Ionic bonds share electrons

• true

• false

If an atom loses an electron, it will then have a ______ charge.

• positive

• negative

• no change

Tags

NGSS.HS-PS1-2

If an atom gains an electron, it will then have a ______ charge.

• positive

• negative

• no change

Tags

NGSS.HS-PS1-2