Which fossil fuel should be available for the longest time if current usage continues?

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?

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.

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone