PCB 3703C Ahangari Exam 1 UCF|190
correct Answered Questions 2023
Cell - AnswerCells are the basic structural
and functional units of life.
How many cells are in the human body? - Answer50-100 trillion
What are the three main regions of the cell? - Answerplasma membrane
cytoplasm
nucleus
What are other names of the plasma membrane? - AnswerPlasmolemma
Fluid Mosaic Model
What is the base structure of the plasma membrane? - AnswerLipid bilayer with
embedded proteins
What are some of the lipids that make up the plasmolemma? - Answerphospholipids,
cholesterol + glycolipids
Most abundant lipid in plasmolemma? - AnswerPhospholipids
Phospholipid heads are - Answerhydrophilic, polar
Phospholipid tails are - Answerhydrophobic, lipidphillic + nonpolar
Most abundant proteins in membrane? - AnswerIntegral
Some integral proteins can act as - Answerreceptors
Which side are peripheral proteins mostly on? - Answercytoplasmic
What is something peripheral proteins do? - Answersupport the cytoplasmic side of
the membrane by a network of filaments
What is the glycocalyx? - AnswerAn extracellular sugar coating that provides protection
to the cell
What is the function of the glycocalyx? - Answercell-to-cell binding and
recognition
