Chemoreceptor is a specialized sensory receptor cell, which responds to a chemical substance and generates a biological signal.
The type of chemoreceptor responsible for our sense of smell is called olfactory receptor. It is also known as odorant receptor, these are found in a small patch of tissue high inside the nose. These cells directly connected to the brain.
B: Warm front
Because if the cold front air says at the bottom then the hot or warm air should rise
You need to show us the previous questions and reading material, or we won't understand the question...
Answer:
100 to 140 heart beats per minute
Explanation:
Heart rate basically refers to the speed of the heartbeat which is most times measured by the number of times the heart of a human being contracts in a minute. It can always vary depending greatly on the physical needs of our body and the need to take in oxygen and exhale carbon(iv)oxide.
In the case of Rosa who's only 20 years old and intends exercising at moderate intensity, the advisable or normal heart rate of of young adults of her age who has probably not developed a medical condition of the heart should be anything from 100 to 140 heart beats per minute, that is since she intends to train or exercise at moderate intensity.