stussyamanda stussyamanda

02-11-2017
Biology

contestada

which were the earliest oxygen-producing life-forms?
a.cyanobacteria.
b.seaweed.
c.dinosaurs.
d.ferns.

Respuesta :

Аноним Аноним

02-11-2017

A. cyanobacteria is the answer!

Answer Link

allyssaquigley allyssaquigley

02-11-2017

A is the answer Cyanobacteria I hope this helps

Answer Link

Otras preguntas

Select all the correct figures. Which numbers have line symmetry?

A nosotros _____ _____________ tocar la guitarra.

How to render only 10 items from the service call using react.

Maddy found a job with an annual salary of $47.5K. What is her monthly pay, rounded to the nearest dollar? $1,979 $3,958 $4.75K $1,827

If a bike has a sale price of $6, what was the original price? Pay 40% off original price

Can someone who isn’t a bot answer this for me. If I see a link or file I’ll delete this god forsaken app.

How does penicillin work.

Which statement is a main idea of “Dorothy Vaughn Biography”? Dorothy works equally with white and African-American women throughout her career. Dorothy deserv

5 points A transitional zone between the arid Sahara and the savannas to the south, which stretches from the Atlantic Ocean to the Red Sea is the rainforest Sah

Choose all options that apply . Which of the following are steps necessary to ensure patient safety ? a) Make sure that the medication is dispensed in the sam