The diagram below shows an undisturbed rock. A rock sample is shown with four layers marked A, B, C, D from top to bottom. Which of the following is true about the fossils found in layer B? It is the oldest among fossils in all other layers. It is the youngest among fossils in all other layers. It has more similarity to fossils in layer A than layer D. It has more similarity to fossils in layer D than layer C.

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Diffusion and osmosis are forms of passive transport