BIOL 1610 Exam 1 Super Session

Cells have a ______ surface area to volume ratio

• High

• Low

• Equal

The bond between Potassium (1 valence electron) and Chlorine (7 valence electrons) in KCl is...

• polar covalent

• nonpolar covalent

• ionic

• hydrogen

A population includes multiple species living in a habitat.

• True

• False

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-6

What does water's high specific heat mean?

• It gets hot very easily

• It evaporates very easily

• It is difficult to evaporate

• It is difficult to heat up

Tags

NGSS.HS-ESS2-5

Which is not a component of both prokaryotic and eukaryotic cells?

• Plasma membrane

• Mitochondria

• Ribosomes

• DNA

Saturated fats contain ______ and are usually _______ at room temperature

• only single bonds; solid

• only single bonds; liquid

• 1 or more double bonds; solid

• 1 or more double bonds; liquid

Modification of proteins occurs in the...

• nuclear envelope

• smooth ER

• rough ER

• golgi apparatus

cholesterol is a ______ that ________ membrane fluidity

• steroid; increases

• steroid; regulates

• protein; increases

• protein; regulates

glycoproteins and glycolipids serve to...

• aid in cell recognition

• transport nutrients across the membrane

• bind hormones

• anchor the cytoskeleton

diffusion requires what?

• the presence of water

• a semipermeable membrane

• a concentration gradient

• charged particles