Which invention from the 17th century allowed for the development of modern cell theory

What is the oldest form of genetic engineering? Selective breeding hybridization cloning recombinant DNA

Wich of the following is a property of water

Where does tRNA comes from? how is it made?

With the proper stimuli, chemoreceptors and mechanoreceptors are depolarized. This is a result of:Sodium channels opening as a result of chemical or pressure-based stimuli. potassium channels opening

An 80-year-old male client presents to the emergency department with a fractured ankle and multiple abrasions and contusions. He is admitted to the hospital with an order for oxycodone for pain.

Which did a large earthquake in Alaska initally cause? which did a large earthquake in Alaska initally cause? A. a volcanic eruption B. flooding C. a landslide D. a tornado

What type of asteroid/meteorite do they believe brought some water to the Earth? a. Stoney Iron b. Iron c. Steel d. Carbonaceous Chondrite

If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis and cytokinesis? and can u explain because i dont understand

A lab technician runs the results of a simple PCR reaction through a gel electrophoresis to test a sample of imported hamburger meat for the presence of a DNA sequence that is known to be found in kangaroos and not in cows.

If Earth was not titted on its axis, what changes would you expect to see in the seasons?