What process of the carbon cycle is likely causing the increase in carbon dioxide?

Which organisms are prokaryotes? archaea fungi protists plants

Which would most likely result in low oxygen levels in the blood? a) inheriting one sickle-cell allele b) inheriting two sickle-cell alleles c) inheriting one diabetes allele d) inheriting two diabetes alleles

23. Fossils are rare because: a. Only certain parts of organisms can fossilize b. Very few organisms have died c. They are only found in North America d. Fossils are very common, silly

Which of the following is true of innate behaviors that are described as instincts?

What are the two sources of energy that drive earth processes?

Which planets have moons? A) Earth only B) Jovian only C) Terrestrial only D) Both Terrestrial and Jovian

Given that transcription - the production of mRNA - requires a DNA template, where do you think this process occurs in the cell?

Introduced species can threaten biodiversity because they a. cause desertification b. cause biological magnification c. crowd out native species d. reduce the amount of fertile land

Sirius B was an important star in ancient Egypt and was used to warn for floods on the Nile River. Is Sirius B brighter or dimmer than the Sun? * a) Brighter* b) Dimmer

How old am i and when is my next birthday?