BIO 101 Exam 1 Review

When two variables behave in an interrelated manner: _______

What is biology the study of? 

_________ are those molecules that are unique to living cells.

Where is sodium abundant?  

Passive movement of water across a selectively permeable membrane is an example of what?

What is the difference between the rough ER and the smooth ER?  

In eukaryotic cells, most of the ATP used for cellular reactions is produced by mitochondria.

Protein-lined tunnels that span the small intercellular space and allow the rapid and direct passage of ions are called

A ________ is a segment of DNA that codes for a specific genetic trait (inherited characteristics).

Transport that requires energy is _____________.

Membrane-enclosed structures in eukaryotic cells are called proteins.

What are the 4 main biomolecules?

In plant and animal cells, DNA is stored within a membrane-bound ________.

The atomic mass number is the total number of ______ in an atom?

What does the pH scale measure?

A(n)________ is a cytoplasmic structure that performs a unique function in the cell.

The passive transmembrane movement of a substance with the assistance of channel and carrier proteins is called

Which best describes the scientific method?

During ________, specific substances interact with proteins located in the plasma membrane of the cell.

 _______ are important protein manufacturing organelles.

A __________ has a lower solute concentration than the cytosol of a cell.

Which proteins function like a revolving door?

The monomers that are linked together to form a DNA polymer are called ________.

Organisms whose cells lack internal, membrane-bound organelles are classified as prokaryotes.

What is an isotonic solution?

The _______ is a unifying principle of biology.

The types of proteins that speed up the rate of chemical reactions in the cell are called ________.

The nucleus is the place where the majority of the genetic material in a prokaryotic cell is stored.

An atom that becomes charged due to the gain or loss of an electron is called a(n)

_______ is a normal component of our cell membranes.

Which of the following elements can form double bonds?

Which of the options below can increase the rate of diffusion?

What is NOT a type of cellular connection?

How can a hypothesis become a theory?

What is the order of the scientific method?

What is the independent variable in an experiment?

What is an active transport?

Which of the following is not a main function of the plasma membrane? 

Which of the following is produced in the smooth ER?

Negative ions are called _______.