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Any way you look at it, the ostrich is a strange and remarkable bird. It is the largest of living birds but it cannot fly. Its small wings are used for balance when it is running at high speeds. The head and neck of the ostrich are nearly bare of feathers. Its legs are long, with only … Read more
The weight of a molecule is by scientists on a relative scale. The weight of the molecule depends upon the weight of the atoms that form it. And the weight of the atom, in turn, depends upon the number of protons and neutrons in the nucleus of the atom. A molecule of water is made up of two … Read more
There is a lot of controversy over whether or not Anya Taylor Joy has an accent. Some people think she does, while others think she doesn’t. Anya Taylor Joy is a British actress who plays the role of Penny in the Netflix series Stranger Things. She was born in London and raised in Kent, England. … Read more
If you have ever watched a snake move, there were probably two things about it that impressed you. The first, of course, was simply the mysterious ways in which a snake moves. You do not see any legs, the body does not seem to have anything to push or pull it, and yet there it is, … Read more
Everybody knows that birds migrate. This means that during certain seasons they travel over special routes. But few people realize that many butterflies, and some moths, also migrate. One example of this is the painted-lady butterfly. Each spring it travels from Mexico to California. In Europe, the same kind of butterfly crosses the Mediterranean in … Read more
There are more than 2,000 kinds of bats, end so naturally, there are many differences among them. Most bats eat insects, but there are bats in the warm tropics that eat fruit or the pollen of flowers. And there are still other bats that eat fish, or smaller bats, Britain’s biggest bat is the noctule … Read more
Not only do ants always live in colonies, but the way they organize these colonies is one fascinating thing about them. They may live in colonies of several hundred thousand or in colonies with as few as 12 members. They may have their homes entirely underground, or in wood, or in a high mound, or … Read more
These two terms are often confused and cause a lot of confusion in the context of biology. Here, we hope to clear up some confusion about these two molecules. DNA is a molecule that encodes genetic information. It consists of a long chain of nucleotides that can be found in chromosomes. RNA is a molecule … Read more
The two polymerases DNA and RNA polymerases have strikingly different properties. While DNA polymerase can synthesize a new DNA strand from a preexisting one, RNA polymerase can only transcribe an RNA strand into a DNA molecule. This fundamental difference underlies the different roles these enzymes play in vivo. In this article, we will explore these … Read more
The Xbox One was introduced in 2013 and quickly became the most popular gaming console. The Xbox One S is a newer version of the original Xbox One but has some noticeable improvements. The new model has a smaller footprint, making it easier to store when not in use. It also supports 4K video streaming … Read more