Movement

Biology SSS 1 First Term

WEEK 11

Movement

Performance Objectives

Student should be able to:

1. Explain Reproduction in different organisms
2. Explain Vegetative or artificial reproduction

Content

Movement is defined as the ability of living organisms to move from one place to another. Reasons for movement include searching for food, escape from danger, response to stimuli (either positively or negatively) and for the sake of reproduction. All organisms that cam move are equipped with various organelles or organs and mechanisms for movement.

 

Cyclosis in Protozoa

Cyclosis is the circulation of protoplasm in cells. In animals, cyclosis occurs in protozoa like Amoeba and it is referred to as amoeboid movement. Amoeboid movement is aided by a mechanism called cytoplasmic streaming. Cytoplasmic streaming…