Answer:
Explanation:
Two possible causes for the biggest mass extinction event in the history of our planet would be an asteroid impacting the planet and the massive volcanic activity. This mass extinction event is called the Permian-Triassic extinction. This helped many species emerge as survivors and thrive without the oppressive bigger species that died out. It hurt many species that were unable to survive the harsh conditions that resulted from everything that was happening to their habitats and food sources.
Answer:
Nucleus
Explanation:
both prokaryotic and eukaryotic have genetic material, prokaryotic and eukaryotic have cell membranes and cytoplasm, only eukaryotic cells have nucleus'
Answer:
Yes STR's can be used to identify whose blood was found at the scene because every individual has a unique number of repeats at the specific loci in their DNA that is being examined during STR analysis at the crime lab.
Explanation:
Answer:
The child is suffering from measles which is caused by the measles virus. It is also known as rubeola.
Explanation:
The infection is measles because the child is suffering from sore throat, headache, high fever and a cough. White spots with red margin also develop on the mucous membrane of the mouth after a couple of days. These symptoms are seen in measles infections.
The white spots which develop inside the mouth are known as koplik’s spots.
The measles is an airborne disease and spreads through the cough and sneezes of a person who is infected with it. Measles is very contagious . The measles virus spreads in the body for 10-14 days after infection, then mild fever, cough and runny nose lasts for 2-3 days. In the next few days , the rash spreads over the body and there is high fever.
Learn more about measles here:
brainly.com/question/14470747
#SPJ4
Heat always flows from a WARMER object to a COOLER one.
