What magnification do you need to see bacteria?

What magnification do you need to see bacteria?

At 400x magnification you will be able to see bacteria, blood cells and protozoans swimming around. At 1000x magnification you will be able to see these same items, but you will be able to see them even closer up.

How many countries are there in Africa?

There are 47 countries on the African continent, including the disputed territory of Western Sahara. However, the islands off the coast are also usually listed as African, bringing the total to 53. The island nations are Cape Verde, São Tomé and Príncipe, Madagascar, the Comoros, the Seychelles, and Mauritius.

How many brains does a leech have?

Finally, the last seven segments are fused to form the animal’s tail sucker, as well as its posterior brain. The leech also has 32 brains because a brain segment is located in each segmentation of the body.

What is the definition of TATTARRATTAT?

The longest palindromic word in the Oxford English Dictionary is the onomatopoeic tattarrattat, coined by James Joyce in Ulysses (1922) for a knock on the door. The Guinness Book of Records gives the title to detartrated, the preterit and past participle of detartrate, a chemical term meaning to remove tartrates.

How old do you have to be to be elected president?

Article 2 of the Constitution of the United States of America outlines the qualifications for becoming president. To even qualify to run for office, a candidate must be 35 years or older. The candidate must also be a natural born United States citizen.

Are cashews made from fruit?

The true fruit of the cashew tree is a kidney or boxing-glove shaped drupe that grows at the end of the cashew apple. The drupe develops first on the tree, and then the pedicel expands to become the cashew apple. Within the true fruit is a single seed, the cashew nut.

Where does the star fruit come from?

Carambola, also known as starfruit, is the fruit of Averrhoa carambola, a species of tree native to the Philippines, Indonesia, Malaysia, India, Bangladesh and Sri Lanka. The fruit is popular throughout Southeast Asia, the South Pacific and parts of East Asia.

Why do they call it a penny?

The British pound was not divided into 100 cents like our dollar, but its smallest part was called a penny, and that’s why we call our cent a “penny” today. But for more than one, the British called them “pence” while ours are called “pennies.”