S1 Biology Reveiw 24-25

Front

What is the correct order of levels of organization from least to most complex?

Back

Atom, Molecule, Cell, Tissue, Organ, Organism

Front

Which levels of organization are missing from the model in the circulatory system diagram?

Back

Organism and Atom

Front

All living cells are made up of which atoms? Hint: “CHONP”

Back

Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorus

Front

This is an example of a ________________ feedback loop because __________________________.

Back

Positive; it amplifies the response.

Front

If the input/stimulus is a break in the blood vessel wall, platelets will __________________________.

Back

Release chemicals to attract more platelets.

Front

When will the feedback loop end?

Back

The platelet plug forms.

Front

If the input/stimulus is low blood sugar, the __________ will release __________________.

Back

Pancreas; glucagon

Front

If the input/stimulus is high blood sugar, the __________ will release __________________.

Back

Pancreas; insulin

Front

The feedback loop returns the body to the ______________ point, which helps to maintain __________________________.

Back

Set; homeostasis

Front

What are macromolecules and where do they come from?

Back

Large molecules essential for life, derived from food