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When were canoes first developed?
when were the first canoes developed
Who developed the first satellite?
Russia developed and launched the first satellite Sputnik1, launched in 1957.
When was the first simple microscope developed?
1590s
Who developed one of the first microscopes?
One of the first microscopes was developed by Antonie van Leeuwenhoek in the 17th century. He was a Dutch scientist known for his pioneering work in microscopy, which led to many important discoveries in the field of biology.
What was the first method people used to tell the time?
The first method people used to tell time was based on the natural movement of the sun, specifically through the use of sundials. Ancient civilizations observed the position of the sun in the sky, which cast shadows on marked surfaces, indicating the time of day. As technology evolved, water clocks and hourglasses were developed, allowing for more precise time measurement independent of sunlight.
Who was the first to developed the culture plate method to identify pathogens?
Rober Kock developed the culture plate method to identify pathogens.
Why is the production of an isolation streak key to the identifcation of a bacterium grown in culture?
Isolation streaking was first introduced by Robert Koch as an improvement on the dilution method of isolation of bacterial cultures. Isolation is achieved by taking a minute sample from within one bacterial colony and putting it in a sterile medium so that only that organism will grow. The assumption here is that a bacterial colony has ways of ensuring that no other bacteria will grow within its colonies, primarily by the use of antibiotic compounds that it produces and secondarily by the fact that it will consume available medium before any other organisms can establish themselves. Contamination of a sample by bacteria other than the one desired can lead to improper identification and poor test results. Good isolation such as that provided by the isolation streak method addresses this concern, is cost-effective, and produces acceptable results.
What was the first successful method of flying developed by man?
Hot air balloon
The person who first developed a somewhat crude method of classification for organisms was?
The person who first developed a somewhat crude method of classification for organisms was Carolus Linnaeus. He is known as the "Father of Taxonomy" for his work in developing the binomial nomenclature system in the 18th century.
When streaking with the second slide?
Streaking with the second slide involves using a sterile slide to pick up and spread a small amount of the sample from the first slide, typically after an initial streaking method has been applied. This technique helps to further dilute and isolate colonies, allowing for better visualization and identification of individual microorganisms. It's important to maintain aseptic techniques throughout the process to prevent contamination. Proper lighting and positioning are crucial for ensuring an even distribution of the sample.
When was graphene developed?
Graphene was first isolated in 2004 by physicists Andre Geim and Konstantin Novoselov at the University of Manchester. They achieved this by using a simple method of mechanical exfoliation, often referred to as "scotch tape" method, to peel layers from graphite. Their groundbreaking work on graphene earned them the Nobel Prize in Physics in 2010. Since its isolation, graphene has garnered significant attention for its remarkable properties and potential applications.
How do you go streaking?
First take of your clothes, exposing balls. Then run around crazy. I love to do it. It rocks!!!!
What was the origin of conveying systems?
The first conveying systems were developed to draw water from wells in the ground. This method was used in various applications over the centuries.
When were canoes first developed?
when were the first canoes developed
Who invented the quick frozen food in 1924?
Clarence Birdseye was the person who invented and developed a quick freezing method for preserving foods. Quick frozen foods using his method were first sold in 1930.
Who developed the first alphbet?
The Phoenicians developed the first alphabet
Where were the first robots developed?
The first robots were developed in Japan.
