Livcannon Livcannon

01-02-2017
Biology

contestada

Cyanobacteria which first appeared on earth over 3 billion years ago are

Respuesta :

kev2002 kev2002

02-02-2017

Cyanobacteria also known as one of the first organism on earth are responsible for producing nearly 80% of the oxygen on earth.

Answer Link

Otras preguntas

_______ are taken verbatim from a text.

Your alarm clock wakes you up and remind you to get ready for school. Which type of neutron receive the sound of the alarm?

When Douglass decides to make his escape from slavery, what, in addition to leaving his friends behind, does Douglass describe as being his biggest source of ap

Is known as the father of the Big Bang theory

A law passed by a legislative body that makes an individual guilty of a crime without a trial is

I need help changing the verbs of the selected few to usted command. harás tu cama no llegarás tarde a la clase no gritarás en la escuela no va a posponer

Consider a normal distribution with mean 30 and standard deviation 2. What is the probability that a value selected at random from this distribution is greater

Select the term being defined. This term is also called live, or hot, which means that a voltage is present and it can cause an electrical current. Any time an

A woman practices and practices playing her banjo to audition for a bluegrass band. When she arrives at the audition, another banjo player who is quite good is

Match each fee that mutual funds charge investors with its correct description. Tiles: Commission, Hourly fee, Shareholding fee Pairs: fee for servicing the