<span>Humans have 23 Chromosomes </span>
Answer:
The increase in the human population and waste it produces, deforestation , peat bog destruction and global warming are all reducing biodiversity
Explanation:
D. Cones
Cycads are basically composed of woody plants which have roots, a stem, leaves and reproductive structures called Cones. These cones differ from each other depending on the plant whether it is female or male. These cones vary from shape, size, color, etc. based on the sex of the plant.
Answer:
Animals breathe the carbon dioxide released by plants after photosynthesis. And animals use the plants’ chlorophyll to make their own food.
Explanation:
Answer:
Naturally acquired active, Live, primary, Artificially acquired active, Artificially acquired passive, Antibodies, Naturally acquired passive
Explanation:
Immunity refers to the state of being resistant to infection or reinfection with a pathogen
It can be passive or active immunity.
Active immunity can be Naturally acquired active immunity when a person is exposed to live pathogens,manifests the disease and due to primary immune response they become immune. Artificially acquired active immunity is through vaccination.
Passive immunity can be Naturally acquires passive immunity where a fetus gets some antibodies from maternal blood stream and becomes immune to certain pathogens. Whereas Artificially acquired passive immunity is when an individual is injected with antibodies such as gamma globulin.
