1. A visit to the zoo.I went to the zoo with my friends last Sunday. It was hot and sunny that day. It took us about two hours to get there by bus. There were thousands of people in the zoo. We saw lots of animals, such as, pandas, kangaroos, polar bears, gifaffe...
how to write the record of the experiment, the basic operation of thelaboratory such as configuration, storage and handling, reagent aseptictechnique, cell culture, centrifugation, measuring pH, electrophoresis,microscope etc..
Deka, 17, is about to begin her freshman year at UC San Diego as a biochemistry major. She plans to go on to a doctorate degree and become a professor and researcher. Her natural curiosity and infectious love for learning radiate from her when she speaks about what she wants to do with...
1. To do this experiment, the first step is to put a slice of fruit in front of an ant. 2. If one ant finds food, he will lead others there to eat it. 3. When the fruit is moved to a new place, the ants will find a new way to find it. 4. The ants follow each other ...
(1)There stands an old temple at the top of thehill. → At the top of the hill there stands an old temple.在小山顶上有一座古庙。 (2)Youcan do it well only in thisway. → Only in this way can you do it ...
How we do the experiment: 1.Pour tag water into the glass until it is about 2/3 full. 2.Drop the egg carefully into the glass and watch it going down towards the bottom. 3.Add about five spoons of salt to the water. Test to see if the egg goes up. ...
How to Make an Instant Ice Tower Milk jug water wheel How to Do the Water Density Experiment Prep Time:15 minutes Active Time:15 minutes Total Time:30 minutes Difficulty:easy Estimated Cost:$5 Learn how hot and cold water have different densities with this hands-on, colorful, and fun water...
=2Howdoplantsgrowinspace?Anexperiment (实验) attheTiangongspacestationcanprovidetheanswer.Chineseastronautshavesuccessfullygrownriceseedlings (幼苗),whichmayshowushowastronautscancultivatefoodtosupportlong-termspaceflights. "Thericeseedlingsaregrowingverywell," ZhengHuiqiong,a scientistattheCenterforExcellenceinMole...
To do an A/B test on your website or in an email, you’ll need to use an A/B testing tool. If you’re a HubSpot Enterprise customer, the HubSpot software has features that let you A/B test emails (learn how here), CTAs (learn how here), and landing pages (learn how here)...
What’ s more, students seemed to remember more of what they had been taught when their lessons had involved(包括) art. To test whether and how well art might really improve learning, she teamed up with other researchers and six local schools to do an experiment. Th...