PLEASE HELP! WILL GIVE BRAINLIEST TO THE RIGHT ANSWER A bacterium will travel through the structures of a paramecium in what order?
1.cell cytoplasm
2.oral groove
3. gullet
4. an al pore
first, second, third, fourth

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.