Robert hooke used an early microscope to observe a cork sample. how did this contribute to cell theory? it to show that cells contain water. it to show that all living things are made of cells. it to show that some living things are just one cell. it to show that some cells are visible to the naked eye.

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Which of the characteristics of life does a virus display