Which of the Following Is a Principle That Mendel Discovered

question 14

Multiple Choice

Which of the following is a principle that Mendel discovered using dihybrid crosses? 1.Principle of segregation
2) Principle of dominance
3) Principle of independent assortment

• A) 1
• B) 2
• C) 3
• D) 1 and 2
• E) 2 and 3

---

Definitions:

Chemical Messengers

Substances, often hormones or neurotransmitters, that transmit signals from one cell to another.

Receptor Proteins

Proteins located on the surface of or within cells that bind to specific molecules like hormones or neurotransmitters, triggering a specific cellular response.

Channel Protein

A type of protein that forms channels across the lipid bilayer of cells to facilitate the transport of specific substances across the cell membrane.

Plasma Membrane

The lipoprotein bi-layer that surrounds a cell, controlling the entry and exit of substances.