Answer:
If two breaks occur in one chromosome, sometimes the region between the breaks rotates 180 degrees before rejoining with the two end fragments. Such an event creates a chromosomal mutation called an inversion.
Answer:
True, the model had to change as new information came to light.
After the invention of new instruments, it enable us to do more research and verify old theories.
Dalton atomic theory states that matter is composed of very small particles called atoms which is indivisible. Indivisible means cannot be broken down into simpler substances. But Rutherford performed an experiment and concluded that atom is divisible into proton, electron and neutron. Electron is present in the shell while proton and neutron are present inside the nucleus of an atom.
Answer:
the Sun
The Moon gets its light from the Sun. In the same way that the Sun illuminates Earth, the Moon reflects the Sun's light, making it appear bright in our sky.
Answer:
The correct answer is - option C.
Explanation:
Iridotomy is a procedure which is used to treat condition like narrow angle glaucoma and chronic open angle glaucoma, angle closure glaucoma and other chronic glaucoma conditions. In many cases iridotomy is needed to be performed immediately.
Iridotomy procedure in this case is helpful as it is improve the outflow of the drainage which is causing the intraocular pressure which is 50 mm in this case and also will help in reducing the pain.
Thus, the correct answer is - option C.
The answer is false If it was true it would say, Prokayotes are is smaller than a eukaryotes.