The Bio Brief

MODES OF REPRODUCTION USED BY SINGLE ORGANISMS

(Asexual Reproduction) What is Asexual Reproduction? Reproduction involving only one parent No fusion of gametes Offspring…
THE IMPORTANCE OF VARIATION

What Is Variation? Variation means small differences found among individuals of the same species. Example: Some…
DO ORGANISMS CREATE EXACT COPIES OF THEMSELVES?

Short Answer: No, organisms do not make exact copies of themselves. They produce similar but not…
HOW DO ORGANISMS REPRODUCE?

Introduction: All living organisms—plants, animals, and even tiny microorganisms—have one important thing in common: they can…
HORMONES IN ANIMALS

What are Hormones? Hormones are chemical messengers. They are released by endocrine glands. They travel through…
Movement Due to Growth (in Plants)

What Is Movement Due to Growth? Some plant movements happen because of growth. Slow Permanent Directional…
Immediate Response to Stimulus (in Plants)

Can Plants Respond Immediately? Yes.Some plants show quick responses even though they: Do not have a…
Coordination in Plants

Do Plants Have a Nervous System? No.Plants do not have: Nervous system Muscles Yet, plants can…
How Does Nervous Tissue Cause Action?

Basic Idea Nervous tissue carries messages (nerve impulses). Muscle tissue does the actual work (movement). When…
How Are These Tissues Protected?

The brain and spinal cord are very delicate and important organs.So, our body provides them with…