Is DNA found in all living or once living cells

In most medical procedures, hazardous waste is produced. this hazardous waste is usually burned, which can release hazardous chemicals like mercury into the air. how could technology be best used to solve this problem?

According to the theory of plate tectonics, the distance between two continents on opposite sides of a mid-oceanic ridge will generally ...

Cardelia is visiting the National Aquarium in Washington, D. C., and is watching the seahorses swim with various fish.

What do you need to use in order to work as an environmental scientist?

Who is the biggest ecosystem in the world?

Which of the following must be true to consider something to be alive? A. it must be able to replicate its dna B. it must be able to respond to light C. it must be able to convert energy from one form to another D. it must be able to move

Which of these is an example of haploid cell? Sexually Asexually vegetatively

Suppose China's population continues to grow. How will their needs for goods and services affect the health of the planet?

1. what kind of cells have 46 chromosomes (23 pairs) ? 2. what types of cells are sex cells? 3. what is happening to the chromosome during inversion, duplication and deletion?

which structure is found in the cytoplasm of a prokaryotic cell but is not found in the cytoplasm of a eukaryotic cell