Which Ion Is Actively Transported to Regulate Pollen Growth and Fertilization

question 71

Multiple Choice

Which ion is actively transported to regulate pollen growth and fertilization?

• A) hydrogen
• B) potassium
• C) sodium
• D) calcium
• E) magnesium

Differentiate between types of skin glands and their functions.

Describe the process and significance of sweating and its glands.

Understand the structure, growth, and function of nails.

Explain the role of the skin in thermoregulation and homeostasis.

---

Definitions:

Age-Specific Care

Healthcare tailored to the specific needs and considerations of different age groups, ensuring appropriate treatment and care.

5-year-old

A developmental stage in human growth typically associated with early childhood, characterized by rapid physical growth, cognitive development, and social learning.

Teratogens

Agents or factors that can cause congenital anomalies or developmental abnormalities in a developing fetus when a mother is exposed during pregnancy.

Preconception Counseling

Guidance and information provided to couples or individuals about health and genetic factors that could affect a future pregnancy.