The n = 2 shell of an atom contains a maximum of:

two electrons

seven electrons

eight electrons

eleven electrons

In some less developed countries, a higher percentage of children are attending school than in the past. However, rapid population growth is affecting education. How is education being affected? A.

What is the first thing to occur in dna replication?

What is cell membrane

What is the highest magnification that can be obtained with a microscope that has a 10x eyepiece with 10xand 43x objectives?

What structure distinguishes eukaryotes from prokaryotes

Which statement best describes the process of chemiosmosis and the direct result of its occurrence? A. The choices are Hydrogen ions flow from the thylakoid down a concentration gradient through ATP synthase channels into the stroma.

Describe how human activities threaten polar bears in the arctic

What did Mendel cross pollination of pea plants prove

Which type of rock is created when lava cools and hardens? A. igneous B. sedimentary C. metamorphic D. cement

Name 2 ways the diffusion of popular customs can adversely affect the environment