By: Wendy R.
All living things on Earth are made up of cells. These cells can be either Prokaryotic or Eukaryotic in nature.There are many similarities in these two types of cells, including the fact that they were probably derived from similar ancestors. Prokaryotes are usually...
By: Allison Stine
Man has always wanted to distinguish himself from the animal kingdom and say that he is superior. That man is said not to behave in animalistic ways. But in reality, humans are animals just as trees are plants. Humans have shuddered to think that...
By: Rex Trulove
The little brown bat is one of the most numerous bat species in many locations, including Oregon. With a body that rather resembles a mouse, and relatively long wings compared to its body size, it is also a voracious and talented hunter. For many people...
By: Tami Port MS
Living cells are known as vegetative cells; the smallest unit of life that is like a tiny factory that is constantly working to live, grow and reproduce. But vegetative cells are vulnerable to damage from many environmental forces. A few types of cells have a...
By: G E Barr
The Shield Lignin is a natural polymer which confers flexibility as well as strength to cellulose in the cell wall of the plant cell. Lignin resists attacks by many microorganisms. What is known as "fiber" is actually the amount of cellulose and lignin present in...
How will climate change affect penguins and their habitats?
By: Amber-Marie Richardson
Climate change is an environmental concern which is affecting most species across the world. Even for humans, the threat that climate change poses is huge. However, one species which is now facing greater risk than ever from the problem of climate change is the...
By: Sammy Stein
LIgnin is a substance found in vascular plants, usually within the cell walls and also between cells themselves. It is largely a supportive structure and is part of the secondary thickening of tall plants. It is a major constituent of 'woody' material. Most trees would...
How dolphins help other species
By: Christopher Alan Sweeney
This is serious! I owe my life to a dolphin. Let me tell you about it. We've all seen that US Navy ad on TV with the dolphin jumping out of the water ahead of the aircraft carrier but we sailors know that dolphins...
The habitat of the American black bear
By: Annalyn Andriyenko
The American black bear is the most known and common bear species in North America, even ranging as far as Northwest Canada, and even as down south as Mexico. These bears are a very close relative to the Asiatic black bear, and even are known...
By: Joshua Horn - 257112
Biology is an exciting field for students, for they begin to come to understand how the world around them works and how living organisms function. One of the best opportunities for students to gain practical experience is through science fair projects, where the scientific method...

 

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