Drag each traveller to its way across
Read exercise and reference answers
- Items
- Group
- Straight through
- Item
- Oxygen
- Group
- Straight through
- Item
- Carbon dioxide
- Group
- Straight through
- Item
- Vitamin A
- Group
- Through a protein
- Item
- Sodium ion
- Group
- Through a protein
- Item
- Glucose
- Group
- Through a protein
- Item
- An amino acid
- Group
- Inside a vesicle
- Item
- A whole bacterium
- Group
- Inside a vesicle
- Item
- An LDL particle
- Group
- Inside a vesicle
- Item
- Neurotransmitter
- Groups
- Item
- Straight through
- Item
- Through a protein
- Item
- Inside a vesicle
- Instructions
- Drag each substance to how it crosses a membrane: straight through, through a protein, or in a vesicle.
_Source: OpenStax Biology 1e, section 5.2 Passive Transport_