Figure 17.2 -In Figure 17.2,which Areas Are Different for All IgM Antibodies

question 39

Multiple Choice

Figure 17.2

-In Figure 17.2,which areas are different for all IgM antibodies?

• A)a and b
• B)a and c
• C)b and c
• D)c and d

---

Definitions:

Photoperiodism

The physiological response (such as flowering) of plants to variations in the length of daylight and darkness.

Phytochrome

A light-detecting pigment found in plants that regulates various developmental processes by responding to red and far-red light.

Necrotic Lesions

Areas of dead tissue on an organism that result from disease, injury, or lack of blood supply.

Casparian Strips

Regions of cell walls in plant roots that form a barrier to passive water and solute movement, helping to regulate water and nutrient uptake.