Answer:
Free-living flatworms ingest food
Explanation:
Answer:
The like charges of water molecules will repel each other
Answer:
Because humans couldn’t see outside of earth. Gailieo Galilei used his telescope to prove this was wrong ultimately.
More:
it was debunked till the 16th century. Scientists observations and knowledge had advanced too far for the geocentric model to explain them.
I looked like the sun was moving from earth but it really earth thats moving around the sun. The parallax is effect helped explain this.
Answer:
The correct answer is option - A, B, C, and D.
Explanation:
The adaptive immune system is also known as a specific immune system or acquired immune system is an immunization system that is made up of which is clonal as it expands rapidly the Lymphocytes that are T lymphocytes and B lymphocytes. The adaptive immune system also has memory this is the reason vaccination is used so it can generate antibodies and make memory cells. Vaccines induce the production of the immune cells or antibodies so it can be stated that it is inducible.
Thus, the correct answer is option - A, B, C, and D.
The pair of characteristics that one must use to classify a fish is the presence of jaw and skeleton type. Agnatha fishes are also called jawless fishes and they lack bony skeletons. Cartilaginous fishes are composed of cartilage skeletons. Bony fishes have bony skeleton structures.
