Answer the following 2
questions using complete sentences: what type of cells contain dna? which cells in the human body have chromosomes?

The cell containing DNA is known as the nucleus. Chromosomes are located in the nucleus of every cell.

1) Eukaryotic cells are cells which contain a nucleus and organelles, and are packed up by a plasma membrane. Examples of organisms that have eukaryotic cells are protozoa, fungi, plants and animals. All of these types of cells contain DNA.Genes are composed of DNA, and it is predicted that there are over 3 billion basepairs in the human genome.

2) All the human cells have 23 pairs of chromosomes which are 22 pairs of autosomes and one pair of sex chromosomes, which means a total of 46 per cell. The only human cells that do not contain pairs of chromosomes are reproductive cells, or gametes. These cells just one copy of each chromosome.

i think its y= -4x-14

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.