(A+P) Chemistry portion. Chapter 2

Front

What are organelles?

Back

Organelles are specialized structures within cells that perform specific functions.

Front

What are isotopes?

Back

Variants of a chemical element with the same number of protons but different numbers of neutrons.

Front

What do cations do with electrons?

Back

Cations donate electrons.

Front

What is the neutral pH value?

Back

7

Front

How many amino acids are there in the human body?

Back

20

Front

What is the function of mitochondria?

Back

Mitochondria are the powerhouse of the cell, generating ATP through cellular respiration.

Front

What is the role of ribosomes?

Back

Ribosomes are responsible for protein synthesis in the cell.

Front

What is the difference between covalent and ionic bonds?

Back

Covalent bonds involve the sharing of electron pairs between atoms, while ionic bonds involve the transfer of electrons from one atom to another.

Front

What is the significance of the atomic number?

Back

The atomic number represents the number of protons in the nucleus of an atom, determining the element's identity.

Front

What are enzymes?

Back

Enzymes are biological catalysts that speed up chemical reactions in the body without being consumed.