Biology, 03.06.2020 19:03 ineedhelp773
I will give 5 stars, thanks and brainliest!! :)
The antibiotic needs further testing before it can be licensed for human use.
The first stage is pre-clinical tests using live cells, tissues and animals.
Describe the other stages of drug testing.
Give reasons for each stage. (6 marks)
Answers: 1
Biology, 21.06.2019 15:00
The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .
Answers: 1
Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
Biology, 22.06.2019 05:50
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
Answers: 2
I will give 5 stars, thanks and brainliest!! :)
The antibiotic needs further testing before it can...
Mathematics, 15.07.2019 10:30
Mathematics, 15.07.2019 10:30
Mathematics, 15.07.2019 10:30
Spanish, 15.07.2019 10:30
Mathematics, 15.07.2019 10:30
Mathematics, 15.07.2019 10:30
English, 15.07.2019 10:30