Question 4 The image below shows a cell from the nervous system. The cell forms part of a reflex
arc.
P
An impulse moves along the neurone from Q to P.
What structures would be found at P and Q?
P
Q
А
receptor
relay neurone
B
relay neurone
receptor
с
motor neurone
relay neurone
D
gland
relay neurone
[1 mark]

What abo controlling alleles could kim give her child

1. seamount a raised footwall block between normal fault creates this 2. syncline break between rocks where a hanging wall rises relative to a footwall 3. hot spring on rolling hills, this a dip between hills 4. volcanic neck created when a block with hanging walls slips down between normal faults 5. caldera underwater volcano that never reaches above sea level 6. horst natural hot water on earth's surface containing many minerals 7. graben underwater volcano whose top is eroded flat by waves 8. crater less than a mile in diameter; looks like a bowl at the top of a volcano 9. guyot magma that filled the central vent that remains after the volcano has eroded 10. reverse fault over 1 mile in diameter; looks like a bowl over a volcano

Number and variety of living organism; includes genetic, species, and ecological types