Answer:
The nucleus at the central part of the cheek cell contains DNA. When a drop of methylene blue is introduced, the nucleus is stained, which makes it stand out and be clearly seen under the microscope.
Copied
The answer is; greenhouse effect, insulating
Examples of greenhouse gases in the atmosphere are carbon dioxide and methane. They trap infrared light spectrum emitted from the earth towards space. This trap acts as heat insulation causing global temperatures to rise and resulting in global warming and climate change.
Answer:
#1 grasses, acacia tree
#2 zebra lion
#3 C
#4 B
#5 A
also answers to photo 3 4 and 5
photo 3. D D C
photo 4. C C B
photo 5. rabbit hawk fox
