CN Bio102 Midterm

A peptide bond is found in which type of biological molecule?

The ability of water to retain heat helps cells maintain homeostasis.

The energy that drives metabolism comes from

Ribosomes are the site of ATP production.

Cell surface marker proteins face the inside of the cell.

This is the lipid bilayer that forms the framework of the cell membrane.

A polysaccharide is a polymer made up of which kind of monomers?

data was collected and fertilizer increases growth 10 cm

Ionic bonds form between two negatively charged particles.

Nonpolar molecules dissolve well in water.

Cells that do not produce cell walls are

Which is the best definition of active transport?

ten plants are treated with fertilizer

Adhesion is the attraction between different substances.

If fertilizers help my sunflowers, then the plants will grow taller.

Water usually has a pH of & because when it ionizes

A phospholipid is made of a phosphate group and two fatty acids.

The endosymbiotic theory states

All organisms produce heat during their metabolic processes.

The process shown is called

Homeostasis is the maintenance of constant internal conditions.

Reduction has occurred when

Your body cannot adjust the pH of body fluids.

Chloroplasts are found in plants but not bacteria.

Passive transport uses ATP to move molecules against their concentration gradient.

The cells that line our respiratory tract have hair-like projections called

A saturated fatty acid is a liquid at room temperature.

A phospholipid is completely hydrophobic.

Coupling occurs when the energy released by an exergonic reaction is

An atom of Tantalum (Ta) has an atomic number of 73 and mass of 181. It has __ protons.

Which phrase does NOT describe one of the functions of proteins of the plasma membrane?

A cell has mitochondria, ribosomes, and smooth ER. The cell is NOT

Proteins for transport out of the cell are manufactured in the

Hydrolysis is a process by which water is used to break apart a chemical bond.

Using a 10x ocular lens with a 10x objective lens manifies an object 20x.

As a cell gets larger its surface area to volume ratio decreases.

An element is made up of more than one kind of atom.

Which of the following is NOT true about the cell theory?

The organelle absolutely required for protein synthesis is the

A theory is supported by many forms of evidence.

Molecule A is a

many people buy fertilizer for their plants

Organic compounds contain carbon atoms bonded covalently to other elements.

The cells that line our respiratory tract have short hair-like projections called

Changing the __ would change an atom of an element into an atom of a different element.

Acid rain has a pH above 8.5.

The control and experimental groups are designed to be identical.

Zebras run away from approaching lions. This is an example of

Most living prokaryotes are multicellular protists.

When cells break down food molecules, energy

A given cell has mitochondria, ribosomes, and smooth ER. It could therefore NOT be

Lysosomes contain digestive enzymes.

A lipid is a polymer made up of which kind of monomers?

All of the biochemical pathways in a cell constitute

In order to release energy the bond must be broken between