Question

matthews, deionna sps physicalscience pre - test 2025 - 2026 what organelle directs the activities of the cell? ribosome mitochondria nucleus endoplasmic reticulum

Explanation:

The nucleus contains the cell's genetic material (DNA) and controls cellular activities such as growth, metabolism, and reproduction by regulating gene - expression. Other organelles like ribosomes are involved in protein synthesis, mitochondria in energy production, and endoplasmic reticulum in protein and lipid synthesis, but they do not direct overall cell activities.

Answer:

nucleus