Unlike fat, protein contains: 1)Carbon
2)Oxygen
3) Nitrogen
4) Hydrogen
HELPP PLEASE

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?

Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled

In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?