melodyscott melodyscott

19-05-2017
Biology

contestada

What is the best description of organisms of the Precambrian era?

Respuesta :

shelbyhodge365h shelbyhodge365h

19-05-2017

Sinlge-celled organisms and soft, boneless animals. Back then organisms were single-celled and simple.

Answer Link

Otras preguntas

The portion of a light ray that falls on a surface is a/an A. reflected ray. B. diffuse reflection. C. specular reflection. D. incident ray.

If a classmate bullies another person to cheat on an exam for them, this is an example of someone wielding power. Please select the best answer from the choices

Under the 25th Amendment, the President nominates a(n) ____ to the vice presidency.

An object moves in uniform circular motion at 25 m/s and takes 1.0 second to go a quarter circle. Calculate the centripetal acceleration.

Acute stress is significant, long-term stress that can produce negative effecs on multiple body systems... a. True b. False

The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal, suggesting that both descended from a common ancestor. This

Write 4/6 as a sum of unit fractions

Family planning is a service that helps couples _____.

The molar mass of H2O is 18.01 g/mol. The molar mass of O2 is 32.00 g/mol. What mass of H2O, in grams, must react to produce 50.00 g of O2?

There are multiple chickens and rabbits in a cage. There are 72 heads and 200 feet inside the cage. How many chickens and how many rabbits?