Which of the following reasons do scientists believe is responsable for climate change?

a. nitrogen

b. smog

c. acid rain

d. carbon dioxide

A method of making large numbers more manageable by turning them into multiples of 10

What is the differnce between offspring produced by sexual reproduction and those bu asexual reproduction?

During which phase of mitosis does the nuclear envelope re-form and the nucleoli reappear?

Simon Bolivar dreamed of a United States of South America. What made that dream impossible besides geography? A. Bolivar himself became a dictator. B. The new governments were having financial difficulties. C.

Sarah and John are having a discussion on genetic diversity Sarah believes it happens over a long period of time John believes it happens immediately who is correct

Who was the scientist who discovered the rule of base pairing

characteristics of replication, transcription, translation, and mutation. which of these processes takes place in the nucleus of the cell? which can take place in both the nucleus and cytoplasm? how do you know?

The energy to power passive transport comes from:

By which process does water vapor become a cloud? A) evaporation B) transpiration C) condensation D) precipitation

What two purposes does semen have?