Master GCSE Biology

MS1:

- Change in the environment that causes a response (1)

MS2:

- Detect a stimulus and convert it into a nerve impulse (1)

- Specific to particular stimuli (1)

MS3:

- Receptor (1)

- Sensory neurone (1)

- Relay neurone (1)

- Motor neurone (1)

- Effector (1)

- Response is rapid and automatic (1)

MS4:

- Chemical messengers secreted by endocrine glands (1)

- Travel through the blood to target cells (1)

MS5:

- Insulin lowers blood glucose levels by promoting glucose uptake into cells (1)

- Glucagon raises blood glucose levels by stimulating the breakdown of glycogen in the liver (1)

- Target cells have receptors specific to each hormone (1)

MS6:

- Produced by the pituitary gland (1)

- Increases water reabsorption in the kidneys (1)

- Reduces尿量 (1)

MS7:

- Increases metabolic rate (1)

- Involved in growth and development (1)

MS8:

- Increased heart rate and blood pressure (1)

- Dilated airways (1)

- Increased glucose release into the blood (1)

MS9:

- Promote cell elongation (1)

- Root growth towards moisture (1)

MS10:

- Break down of seed coat (1)

- Synthesis of enzymes for growth (1)

- Mobilize stored food (1)