BIO 120 Final Exam Review Pt. 1

Recent discoveries of microscopic fossils have extended the known history of life to about:

Atomic nuclei contain protons and _______.

If a cell is in an isotonic environment, then

Cl + e^- →  Cl^- is an example of a:

In which domain of life would you find only single-celled organisms?

A molecule of DNA or RNA is a polymer of

Specific sequences of several hundred to many thousand nucleotides make up a(n)

Plants, fungi and bacterial all have:

Besides Darwin, the theory of evolution by means of natural selection was also proposed by:

The fluid mosaic model of the membrane describes the membrane as

Which part of an amino acid has the greatest influence on the overall structure of a protein?

For the process of diffusion to occur, molecules must

Which of the following statements is NOT part of the cell theory?

The property that distinguishes an atom of one element from an atom of another is 

What type of bonds are responsible for waters attraction to each other

How is Natural Selection different from Artifical Selection? 

Signal transduction pathways

The most important factor that limits the size of a cell is the

All cells have all of the following except

If the function of centrioles was impaired in a cell, it could not:

The semi-fluid matrix that surrounds organelles in a cell is called the:

A mutation that alters a single amino acid within a protein can alter

A nucleic acid contains thymine, allowing you to conclude that:

How many hydrogen bonds can a water molecule form?

What chemical property characterizes the interior of the phospholipid bilayer?

The receptors for steroid hormones and peptide hormones are fundamentally different because

A hypothesis in biology is best described as 

The biological macromolecule that is least soluble in water is a(n):

The smooth endoplasmic reticulum is

What monomers make up a protein?

Which of the following are found only in a eukaryotic cell?

Which of the following reactions is a hydrolysis reaction?

Which carbohydrate would you find as part of a molecule of RNA?

The molecule DNA is important to biological systems because 

If an atom has one valence electron, it will most likely form 

Which of the following reactions is a dehydration reaction?

The chromosomal hereditary material can be packaged in this organelle in eukaryotic cells

How does the function of an intracellular receptor differ from that of a membrane receptor?

Plant cells store energy in the form of , and animal cells store energy in the form of .

Which of the following is NOT a mechanism for bringing material into a cell?

A triglyceride is a form of __________ composed of___________ .

The process on inductive reasoning involves 

The two nitrogen atoms in nitrogen gas (N₂) share six electrons forming a _____.

Why are carbohydrates important molecules for energy storage?

How many characteristics are shared by living things?

Three fatty acids bonded together with a glycerol are found in a(n):

Which of the following is not a property of life?

The organelle involved in the process by which energy is harvested to generate ATP is the:

Why is it necessary to take special safety precautions when using radioactivity?

Paracrine signaling is characterized by ligands that are

The eukaryotic organelle that is involved in the transport of proteins from the rough ER is:

What statement best describes the cell theory?

An atom with a net positive charge must have more 

Wings of birds and butterflies have similar functions, but different evolutionary origins

small groups of atoms with specific chemical properties best describes

The isotopes carbon-12 and carbon-14 differ in

An unchanged variable in an experiment is called a(n)

A scientific theory is 

Which of the following is NOT a difference between DNA and RNA?

The same signal can have different effects in different cells because there

Mitochondria and chloroplasts are the other organelles besides the nucleus that contain:

Evolution Conservation occurs when a characteristic is 

The proposal that one type of organism can change gradually over time is known as:

DNA and RNA contain functional units known as:

What is the purpose of Pasteur's experiment to test the germ hypothesis?