ZIMSEC Biology Practical
ZIMSEC Biology Practical Paper 4 Tips & Hints 2 Hours 30 …
Biology examination questions.
ZIMSEC Prac exam questions. There are usually three questions on Paper …
Scientific drawings biology practical
Scientific drawings. They are an important part of the of biology …
Introduction to biodiversity notes
Terms Species: a group of organisms with similar morphological and physiological features, …
zimsec Biodiversity notes
Learning objectives identify organisms using diagnostic features of the five Kingdoms …
The Cell cycle
The cycle is divided into four distinct phases, G1, S, G2, and …
Immunity
Immunity is the protection against diseases provided by the body‘s immune …
Cells of the Immune system
Originate from the stem cells in the bone marrow Stem cells …
Active and passive immunity
Active immunity result of infection/naturally/artificially/vaccination body manufactures its own antibodies stimulated …
Immunity – Allergies
Allergy means ‗altered reaction‘ – it is the inappropriate and harmful …
Chemotherapy and antibiotics
the term antibiotic strictly refers to substances that are of biological …
Infectious diseases – AIDS
ACQUIRED IMMUNODEFICIENCY SYNDROME (AIDS) caused by HIV; the virus infects and …