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Green alga life cycle Animation

By: HWC, Views: 2367

Chlamydomonas zoospores are haploid flagellated cells. As long as conditions are favorable, these cells reproduce asexually. As many as sixteen cells may form by mitosis within a parent cell. Daughter cells escape when the cell wall ruptures. When conditions become less favorable, the...

Types of Shock (Part 2 of 2)

By: Administrator, Views: 10715

Shock is a life-threatening condition in which delivery of oxygen to the organs is low, causing organ damage and sometimes death. Blood pressure is usually low.

Types of Transport - Uniport, Antiport and Symport (Glucose and Na+K+ Transporters)

By: HWC, Views: 7410

Some transport proteins bind and transport molecules very selectively. Uniport is the transport of one solute molecule. Symport is the transports of two solute molecules in the same direction. Antiport is the transports of two solute molecules in opposite directions. 1. Glucose bin...

Movement of Joints Animation

By: Administrator, Views: 421

Types of body movement that occur at the diarthrotic joints: - Abduction - Adduction - Circumduction - Dorsiflexion

Humerus Rotation Animation

By: Administrator, Views: 448

Types of body movement that occur at the diarthrotic joints: - Rotation - Supination

Olfaction. or the sense of smell

By: HWC, Views: 5173

Do you ever wonder how you can distinguish thousands of different odors? Olfaction. or the sense of smell, is used by all mammals to navigate, find food, and even find mates. We have millions of olfactory receptors for smelling in our nose. These receptor neurons bind water-soluble or volatil...

Type of Transport - Active and Passive Processes

By: HWC, Views: 7968

Active transport moves materials from lower to a higher concentration, while passive transport moves materials from higher to lower concentration. Active transport requires energy to proceed, while passive transport does not require the input of extra energy to occur. Transport processes that ...

Classification of Joints Animation

By: Administrator, Views: 380

Types of body movement that occur at the diarthrotic joints: - Abduction - Adduction - Circumduction - Dorsiflexion Classification of Joints: - Synarthrosis (Fibrous) - Amphiarthrosis (Cartilaginous) - Diarthrosis (Synovial)

Eczema

By: Administrator, Views: 10933

Eczema is a condition where patches of skin become inflamed, itchy, red, cracked, and rough. Blisters may sometimes occur. Different stages and types of eczema affect 31.6 percent of people in the United States. The word "eczema" is also used specifically to talk about atopic dermatitis, the most...