Which of the following is not a characteristic of metals?

-high luster

-conducts electric current

-forms crystalline solids

-brittle

Why is mitosis responible for for growth, repair, and maintence

The notrogen cycle could not exist without what?

The dna parental strand 5'-accg-3' can make a mrna strand:

Cytosine makes up 42% of the nucleotides in a sample of dna from an organism. approximately what percentage of the nucleotides in this sample will be thymine? a 8% b 31% c 42% d 16%

Most biological macromolecules contains carbon, hydrogen and oxygen atoms. Which of these has the carbon, hydrogen and oxygen in a 1:2:1 ratio? A) carbohydrates B) lipids C) oils D) proteins

List four general functions of the cell membrane

The more time people spend using social media, the less able they are to express themselves in conversation.

Do you believe cloning should be used with restriction

In many cells, the structure that controls the cell's activities is the a cell membrane b organelle c nucleoulus d nucleus

General is to army as ___ is to body.