Answer:digestive system
Explanation:
It's after mastication that enzymes act on the food to convert it into an assimilable manner
Answer:
The given statement is true.
Explanation:
HDV or hepatitis D virus refers to a virus, which needs hepatitis B virus for its replication. The HDV infection takes place concurrently or as super-infection with hepatitis B virus. About five percent of individuals with chronic HBV infection are co-infected with HDV, causing a sum of 15 to 20 million individuals infected with HDV globally.
The co-infection of HDV-HBV is regarded to be the most extreme kind of chronic viral hepatitis because of the rapid cases of liver-associated death and hepatocellular carcinoma. The infection of hepatitis D can be prevented with the application of hepatitis B vaccines.
The correct answer is B. Cars driving along a highway.
Explanation
Most of the cars have been developed with combustion engines, that is, the engines that use the cars require fuel for the car to run and run. the most frequenly fuel used in cars is diesel or gasoline, these are petroleum-based products, and when subjected to the combustion process, produce polluting gases that affect the health of humans, animals, and plants, They also deteriorate air quality, and damage the ozone layer. So, the correct answer is B. Cars driving along a highway.
Answer:
50
Explanation:
egg cells and sperm cells contain half of the chromosomes of a regular cell in an organism, so the number of chromosomes in a heart cell must be double of the chromosomes in a egg cell.
In my opinion true that it results in releasing toxic chemicals into ground and water