Which of the following is most helpful for identifying an organism using a dichotomous key? O Its average lifespan.
0 Its sources of food.
O Its habitat.
O Its physical structures.

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

In the first stage of the nuclear fuel cycle the spent fuel must be transported, processed, and disposed of properly. true or false