The liver is the largest internal organ of the body, weighing about 1.36Kg, located in the right upper quadrant of the abdomen. It consists of two major lobes (left and right) and two minor lobes (caudate and quadrate). The liver…
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Outbreaks of fungus-like ramorum disease have been known to affect cedar trees. Once a tree is infected, its needles wilt and turn grey or blackish before dying followed possibly by the death of the entire tree in a matter of…
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Animals, including human animals, are enormously influenced by both nature, inherited traits, and nurture, environmental influences. Neither exists independent of the other, so both together drive all animal behavior and traits. Often the dualistic view that everything is one thing…
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There are many molecules that are involved in carrying, storing, and transporting genetic information. The most common of these is probably DNA. In addition to DNA, there is a category of molecules known as RNA. RNA is very similar to…
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Bacteria are classified in a number of different ways. The traditional and most commonly used classification system is Gram stain, but bacteria are also classified based on shape and other physical characteristics, such as growth requirements. A basic method of…
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Thallophytes are essentially ‘algae’ and Bryophytes are generally termed as ‘moss’ . Both have similarities like, the plant body being thalloid (branching, flat, ribbon-like) , they are auto-trophic, chloroplast pigments are similar, reserve their food material as starch, devoid of vascular tissues, are…
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Locusts are a type of grasshopper, so the two insects share many characteristics. They both have large compound eyes, antennae, mouths with strong mandibles and elongated hind legs for jumping. Scientifically, there is no taxonomical difference between the two insects;…
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Nearly all food ultimately comes from the sun, and living organisms fall into one of two categories, based on specifically how they obtain that nutrition. * What Are Autotrophs? * Plants, and some forms of bacteria, are considered self-feeders. They…
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Apes are distinct from other primates such as monkeys for the one main reason that apes do not have tails. There are 16 species of ape alive today split into two families: hominidae (great apes) and hylobatidae (lesser apes). The…
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The term vascular means relating to vessels that carry fluids. In humans, the vascular system consists of the heart and the blood vessels. Veins and arteries carry blood to all the cells and the movement of blood is powered by…
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