Cells, tissues, metabolism
What are the reactants and products of cellular respiration
Reactants - glucose, oxygen
Products - CO2 and water
List two places where enzymes are produced in the digestive system
saliva glands, pancreas, parietal cells of stomach, intestine lining cells,
Point to an agonist and antagonist
Teacher judgement
Which animal can be found on the porsche logo
Horse
Which shape is used for stop signs
Octagon
Compare and contrast endo and exocytosis (3 marks)
S:- both use energy, both involve membrane bound vesicles
D: endo is substances entering the cell and exo is substances leaving the cell
List the structures that urea passes through in the nephron - starting with afferent arteriole
glomerulus, glomerular capsule, PCT, LoH, DCT, CD
Define lamellae
concentric layers of bony matrix which surround the central canal
What is the capital of Vietnam?
Hanoi
how many teeth does an adult have
32
List three factors that reduce enzyme activity
High temp, extreme pH, inhibitors
Describe deamination
amino acid turned into ammonia, then the ammonia converted to urea
Define lacunae
small spaces in the matrix between the lamellae
What is the most used social media platform (most users)?
what is validity
whether an experiment is testing what it's designed to test
List three factors that influence exchange across a membrane
SA:V, physical nature, chemical nature, concentration gradient.
Define chemical digestion
Breaking down food into smaller molecules using enzymes
Describe the structure of three types of carilage
Hyaline - Closely packed collagen fibres
Fibro - collagen fibres not as closely packed and are in bundles
Elastic - Elastic fibres with loosely packed collagen fibres
What is the hottest planet in our solar system
Venus
what tissue connects muscle to bone
tendons
Draw and annotate a temperature vs enzyme activity graph
Teacher judgement
who can the following blood types donate to
A
AB
A, AB
AB
Define the function of the three types of cartilage
Hyaline - Provides strength and flexibility
Fibro - provides support for weight bearing locations and can be compressed slightly
Elastic - Provides elastic support
List three countries that include Guinea in their name
PNG
Equatorial guinea
Guinea bissau
Guinea
Draw the following data in a graph
temperature (degrees c)|disolved haemoglobin (ug/L)
20 | 30
25 | 45
30 | 60
Title with IV and DV
labelled axes with units
IV and DV on correct axes
scale
correctly plotted