Jawless fish. The class Agnatha is a class made up of jawless fish. It excludes all vertebrates with jaws.
The correct answer is option B
Carbon dioxide is present in the environment along with the other gases and still it is considered as a pollutant when its concentration in the atmosphere increases than the normal concentrations.
The normal concentration of the carbon dioxide is maintained by the help of plants that use carbon dioxide for the process of photosynthesis.
The increased amount of carbon dioxide in the atmosphere is caused due to the human activity.
Industrial release, pollution from automobiles are some of the sources of carbon dioxide emission.
Answer:
lysosomes
Explanation:
A lysosome is a membrane-bound cell organelle that contains digestive enzymes.
Lysosomes are involved with various cell processes. They break down excess or worn-out cell parts.
