alecmackie1575 alecmackie1575

25-11-2021
Biology

contestada

according to the fossil record, how long ago do scientists believe life on earth first appeared?

Respuesta :

Jermari123 Jermari123

01-12-2021

Answer:

The earliest life forms we know of were microscopic organisms (microbes) that left signals of their presence in rocks about 3.7 billion years old.

Explanation:

Answer Link

Otras preguntas

Increasing ____ raises the boiling point of a liquid. a. temperature b. the amount of liquid c. pressure d. volume

Help please with this question

What is 11,760,820 in word and expanded form

a delivery truck is transporting boxes of two sizes: large and small. The combined weight of a large box and a small box is 90 pounds. The truck is transporting

Which of the following best defines the term “anti-semitism”? A. The systematic mistreatment of Jewish people B. The elimination of an entire group of people C

Margie hiked a 17 7/8 mile trail. She stopped every 3 2/5 miles to take a picture. Martin and Tina estimated how many times Margie stopped. Who made the bette

What is the slope of the lime shown below (6,6)and 1,-4)

What kind of triangle must triangle XYZ be?

give an example of a density independent limiting factor that has affected a human population and describe how this factor changed the human population

Eight soccer teams play each other once during a tournament. Two points are awarded for each win, one for each draw and zero for each loss. How many points must