| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.SL.TZ2.29 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Outline | Question number | 29 | Adapted from | N/A |
Question
What characterizes type I diabetes?
A. It can be controlled by diet alone.
B. Risk factors such as obesity increase its frequency.
C. The alpha cells of the pancreas are destroyed, usually during adulthood.
D. The beta cells of the pancreas are destroyed, usually during childhood.
Markscheme
D
Examiners report
An easy question.
Syllabus sections
Show 53 related questions
- 17N.1.HL.TZ0.24: What happens when an action potential reaches motor end plates? A. Calcium ions are absorbed...
- 17N.1.SL.TZ0.28: Which structure in the motor neuron is required for saltatory conduction? [Source:...
- 17M.2.HL.TZ1.1f.ii: Suggest a reason for the greater expression of the gene for the urea transporter after an...
- 17M.2.SL.TZ1.1c: Estimate how much smaller drilled oysters raised in seawater at a high CO2 concentration were...
- 17M.1.SL.TZ2.29: If schizophrenia is caused by an overabundance of the neurotransmitters dopamine and...
- 17M.1.SL.TZ2.27: The bacterium Neisseria gonorrhoeae causes infections related to the human reproductive...
- 17M.1.SL.TZ1.25: Neurotransmitters are released into the synaptic cleft from the presynaptic neuron and travel...
- 17M.1.SL.TZ1.24: The diagram below shows part of the membrane of a neuron. What stage of the action potential...
- 17M.1.SL.TZ1.21: Cladograms can be created by comparing DNA or protein sequences. The cladogram on the left is...
- 16M.2.HL.TZ0.3c: Resistance to neonicotinoid pesticides has been observed in some insects....
- 16M.2.HL.TZ0.3b: All motor neurons use acetylcholine to activate skeletal muscle. Explain the effect of...
- 16M.2.SL.TZ0.5c: Explain the propagation of electrical impulses along a neuron including the role of myelin.
- 16N.1.HL.TZ0.24: The decline in European honeybee (Apis mellifera) populations may be linked to neonicotinoid...
- 16M.1.HL.TZ0.16: What is the mechanism of sodium-potassium pumps in neurons that generates a resting potential...
- 15M.1.HL.TZ1.21: What is a feature of neurons?A. Relay neurons transmit impulses from motor to sensory...
- 15M.2.SL.TZ2.7c: Nerves connecting the brain and heart contain neurons that control heart rate. Explain how a...
- 15M.2.SL.TZ1.3d: Outline how nerve impulses are transmitted along a nerve fibre.
- 15M.1.HL.TZ2.35: What happens during synaptic transmission? A. K+ enters the postsynaptic membrane.B. A...
- 15N.1.HL.TZ0.23: What happens first when a neurotransmitter binds to a postsynaptic neuron? A. Ions...
- 15N.2.SL.TZ0.7a: Draw a labelled diagram of a motor neuron.
- 15N.2.SL.TZ0.7b: Explain how an impulse passes along the membrane of a neuron.
- 15N.2.HL.TZ0.6b: Explain how an impulse passes along the axon of a neuron.
- 13M.1.HL.TZ1.23: Immediately after an action potential, which event causes the neuron membrane to...
- 13M.2.SL.TZ1.1d: Calculate the difference in median area of synapse between the control mice and mice treated...
- 13M.1.HL.TZ2.23: What initiates an action potential along a neuron? A. Potassium and sodium ions diffuse out...
- 13M.2.SL.TZ1.1a: State the minimum ratio at which some mice showed no symptoms.
- 13M.2.SL.TZ1.1b: Analyse the effect of increasing the ratio of rAChE to OP on the symptoms in mice.
- 13M.2.SL.TZ1.1c: Predict what would happen if a mouse received 300 mg of rAChE and 600 mg of OP.
- 13M.2.SL.TZ1.1e: Describe the evidence for damage to synapses by OP provided by data in the box plot.
- 13M.2.SL.TZ1.1f: Using the data from both graphs, evaluate the hypothesis that plant-produced rAChE could be...
- 13N.1.HL.TZ0.24: The diagram below shows the changes in membrane potential during an action potential. What...
- 13N.2.SL.TZ0.7c: Membranes of pre-synaptic and post-synaptic neurons play an important role in transmission of...
- 13N.1.SL.TZ0.27: The diagram below shows the changes in membrane potential during an action potential. What...
- 13N.1.SL.TZ0.30: The diagram below shows a motor neuron. What are the structures indicated by X, Y and Z?
- 13N.2.HL.TZ0.7c: Membranes of pre-synaptic and post-synaptic neurons play an important role in transmission of...
- 11M.1.HL.TZ1.39: A process occurs in which the inside of a neuron develops a net positive charge compared with...
- 11M.1.SL.TZ2.13: Between which structures do sensory neurons carry nerve impulses? A. From receptors to...
- 12M.1.HL.TZ1.22: What is a characteristic of axons in motor neurons? A. When there is a resting potential,...
- 12M.1.HL.TZ1.23: Which response takes place when blood glucose levels are low? A. Glucagon is released from...
- 12M.1.HL.TZ1.24: During the menstrual cycle, what occurs in response to a fall in the progesterone level? A....
- 09M.1.SL.TZ2.16: Which event directly leads to an action potential? A. Fusion of vesicles with the...
- 09M.1.SL.TZ1.28: On the diagram of the motor neurone shown below, which label identifies a dendrite?
- 10M.1.SL.TZ1.30: In the diagram of synaptic transmission below, what is indicated by the letters X and Y?
- 10M.1.HL.TZ1.24: The diagram below shows the changes in membrane potential during an action potential. What...
- 09N.1.SL.TZ0.28: The graph below shows changes in membrane potential in an axon during the passage of an...
- 11N.1.HL.TZ0.30: Which term describes the phase of rapid entry of sodium ions (Na+) into an axon during an...
- 11N.1.SL.TZ0.25: Between which structures do sensory neurons carry nerve impulses? A. From effectors to the...
- 12N.1.HL.TZ0.20: The diagram shows events at a synapse. What is happening at the point labelled X? A....
- 12N.1.SL.TZ0.7: Which element or ion is required for transmission of a nerve impulse? A. Phosphorous B....
- 12N.2.SL.TZ0.7c: Explain the principles of synaptic transmission.
- 09N.2.HL.TZ0.5c: Explain how nerve impulses are transmitted along and between neurons.
- 17M.1.HL.TZ2.36: If schizophrenia is caused by an overabundance of the neurotransmitters dopamine and...
- 17M.1.HL.TZ2.35: What is essential for conduction of nerve impulses to be saltatory? A. Wrapping of myelin...
