Athousand years ago, the same amount of was on earth as today. oil volume mass

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f