isaiahhidalgo706
isaiahhidalgo706 isaiahhidalgo706
  • 01-10-2021
  • Biology
contestada

When did the first life appear?(how many years ago?)​

Respuesta :

xxy5tzcfxz xxy5tzcfxz
  • 01-10-2021
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.
Answer Link
yv2zdqsqtm yv2zdqsqtm
  • 01-10-2021
Alc alc no se pero bendición carnal
Answer Link

Otras preguntas

List the steps involved in the nitrogen cycle
What is the square root of 120040?
The coefficients in a balanced equation relate the __________ of one substance to the __________ of another substance.
Chlorofluorocarbons (CFCs) are a problem because they A. have been released in large quantities in the past B. break down to reactive free chlorine atoms C.
Suppose a triangle has two sides of length 2 and 5 and that the angle between these two sides is 60°. what is the length of the third side of the triangle?
Si la puerta no está abierta, está . marco está porque tiene un examen hoy. juan necesita dormir porque está . felipe está porque no encuentra nada interesante
Which criticism would anti-globalization activists most likely make
Please help quickly.
What did Zionism focus on during the late 19th century
: In an interview, an appropriate response to "What is an example of one of your weaknesses?" could be: a) "I am forgetful, at times." b) "I really don't hav