Do anaerobic organisms still exist? if no, why not? if yes give two examples.

You compare homologous nucleotide sequences among several pairs of species with known divergence times.

Which of the following is a characteristic that all prokaryotic and eukaryotic cells share? Use of chloroplast to create food. Use of mitochondria to obtain energy. Presence of a cell wall to maintain osmotic pressure.

How is the role of the nucleus in a cell similar to the role of the captain on a sports team

What is a prokaryotes in biolog

The following table shows the time of day when tides occurred at a coastline on a certain day of a year. Coastline Tide Table Date Time Type of Tide Sunday, 4th June 2:31 a. m. Low tide 8:35 a. m.

Match the environmental issue to its consequences. ozone depletion climate change increased human population declining fish population Several fish species are extinct or moving toward extinction.

Evaluate the impact of an environment change on the vulnerability of: a) Mycobacterium tuberculosis bacteria b) A population of prison inmates c) other human populations

Which of the following animal pairs would you expect to have the most similar embryonic development? human and jellyfish horse and zebra polar bear and penguin iguana and shark

Over time, humans have become increasingly dependent on which of the following in order to cope with the range of environments they have occupied in time and space?

Examples of thing that have prokaryotic cells