Anew species of aquatic chordate is discovered that closely resembles an ancient form. it has the following characteristics: external armor of bony plates, no paired lateral fins, and a suspension-feeding mode of nutrition. in addition to these, it will probably have which of the following characteristics?
a) legs
b) no jaws
c) an amniotic egg
d) endothermy

*will mark brainliest* certain species of are now recognized as indicators of environmental pollution. a. lichen b. mushroom c. yeast d. none of the above

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community