It is called so because it is covered with many tiny ribosomes
15
What is the difference between cilia and flagella?
Cilia:short, hair-like structures extending from the surface of living cells. Flagella:long, thread like structures extending from living cells
15
What is the difference between fats and oils?
Fats are found in animals and are in solid solid state, while oils are found in plants and are in liquid state
15
What is cytosceleton?
It is a system of protein filaments inside the cell
15
Which is stronger: peptidoglycan, CHITIN or cellulose?
CHITIN
10
Is this picture a-fructose or b-fructose?
Alpha fructose
15
Critical thinking time: How would a protease remove blood stain on clothes?
One of the components of blood are red blood cells that contain hemoglobin that is a protein. Protease breaks down bonds between proteins and stains remove
20
Which organelle transports newly synthesized proteins round the cell?
Golgi Complex
10
Cells of which domain divide by binary fission?
Domain Bacteria
10
What is trypsin?
It is a protease (enzyme) secreted in pancreatic juice
15
What type of reaction is food digestion?
Catabolic reaction
10
How is the interior of transport proteins?
It is hydrophilic
10
What does the denaturation of an enzyme mean?
Denaturation of an enzyme is when the enzyme starts to lose its shape and its function.
10
Mention an example of membrane proteins that are enzymes
Digestive enzymes found in cell surface membrane of cells found in small intestine
10
What type of reaction is involved in the formation of glucose from starch or glycogen
Hydrolysis
15
Which kingdom shares similarities with both, animals and plants at the same time?