WorksheetsQuiz1_IntroductionToCell
Total questions: 10
Worksheet time: 3mins
Both prokaryotic and eukaryotic cells have all of the following, EXCEPT:
A plasma membrane
A genome of DNA
Subcellular organelles
The ability to replicate
Biological membranes are associated with all of the following, EXCEPT:
Prevention of free diffusion of solutes
Release of proteins when damaged
Sites for biochemical processes
Free movement of proteins across membrane
Which of the following best describes Lysosomal enzymes? Select all that apply
Are hydrolases
operate at acidic pH
isolated from substrates by the lysosomal
membrane
Can lead to cellular digestion
One of the roles of peroxisomes is to render H2O2 non-toxic by
Oxidizing amino acids with O2
The action of the enzyme catalase
Transporting H2O2
from blood to peroxisomes
Shortening of a fatty acid chain
Biochemistry is very different in comparison to biology or chemistry
True
False
Cells and biomolecules have arisen from the following simple molecules
except:
CO2
CH4
NH3
all of the choices
Cells are made up of molecules
True
False
Name the organelle
Mitochondrion
Golgi Apparatus
Nucleus
Nucleolus
Ribosomes are not organelles because ____.
they lack membrane
they are found only in animals
they are made up of proteins
they are very small
SIte of ribosome synthesis
Endoplasmic Reticulum
Golgi Apparatus
Mitochondrion
Nucleolus
