In algae and plants, photosynthesis happens in the vacuoles.
mitochondria.
chloroplasts.
chromosomes.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

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.