A Student Examining Leaf Cross Sections Under a Microscope Finds

question 54

Multiple Choice

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

• A) parenchyma
• B) xylem
• C) endodermis
• D) collenchyma
• E) sclerenchyma

---

Definitions:

Lymph Nodes

Small, bean-shaped structures in the lymphatic system, vital for the immune system, filtering substances and aiding in fighting infection.

Thymosin

A hormone produced by the thymus.

Foreign Debris

Material or objects that are not naturally part of a particular environment or system, often causing harm or malfunction.

Inflammatory Response

The body's biological reaction to harmful stimuli, such as pathogens or damaged cells, resulting in inflammation.