Vocab
This term means “a chemical that travels through the bloodstream to cause changes in the body.”
What is a hormone?
This hormone lowers blood sugar and is released after meals.
What is insulin?
This gland produces adrenaline.
What is the adrenal gland?
Your adrenal glands release adrenaline during this type of event.
What is a stressful or dangerous event?
A trait that always appears if at least one allele is present.
What is dominant?
This organ releases hormones.
What is a gland?
This hormone is released when you are scared or in danger.
What is adrenaline?
This “master gland” controls most other glands.
What is the pituitary gland?
Name one body change caused by adrenaline.
What is “increased heart rate” (or faster breathing, widened pupils, quicker reaction time)?
A trait that only appears when both alleles are the same.
What is recessive?
This term describes the body’s ability to stay balanced inside.
What is homeostasis?
When insulin is released, blood sugar does this on a graph.
What is “it goes down”?
This gland communicates with the pituitary to keep the whole system balanced.
What is the hypothalamus?
Adrenaline helps keep you alive during danger by activating this response.
What is the “fight or flight response”?
If blonde hair is recessive in a Bb × bb cross, what percent of children will have blonde hair?
What is 50%?
The process of passing traits from parents to children
What is inheritance?
Without insulin, what would happen to blood sugar?
What is “it would stay high”?
This gland controls how fast your body uses energy and digests food.
What is the thyroid gland?
This emotion or action is most likely to trigger adrenaline: riding a rollercoaster or reading quietly?
What is riding a rollercoaster?
If blonde hair is recessive in a Bb × Bb cross, what percent of children will have blonde hair?
What is 25%?
The body’s process of breaking down and using nutrients.
What is metabolism?
Why does the body need to regulate blood sugar?
What is “to maintain homeostasis and keep organs functioning”?
This gland produces insulin and digestive enzymes.
What is the pancreas?
Explain why adrenaline is helpful during emergencies.
What is “it prepares the body to act quickly and stay safe”?
Explain the difference between dominant and recessive using hair color as an example.
What is “dominant traits (like brown hair) show up even with one allele, while recessive traits (like blonde hair) only show up with two recessive alleles”?