Chromosome 1 is the largest human chromosome, made up of around 249 million nucleotide base pairs and representing approximately 8% of the entire DNA within a human cell. Research into chromosome 1 has shown that it contains around 4,220 genes and was the last gene to have its DNA sequencing completed by The Human Genome Project, nearly twenty years back.
Taco Casserole. 1  1 pound ground beef, lean, ground round. 2  1/2 cup chopped onion. 3  1 clove garlic, pressed or minced. 4  1 (8 ounces) can tomato sauce. 5  1/2 cup tomato juice, beef broth, or water. 6  1 tablespoon chili powder. 7  1/4 teaspoon oregano, crumbled. 8  1 (approximately 15 ounces) can kidney beans, undrained.
How to Cook and Brown Ground Beef Cooking ground beef until it's browned and tender is the first step to many of our favorite comfort food recipes, from shepherd's pie to spicy chili. It's a pretty straightforward process, but just in case you'd like a refresher, here's how I do it.Pin it. Buy the best and freshest ground beef you can find.dd the Meat to a Hot Skillet: Warm the pan over medium to medium-high heat. Add the beef to the center of the pan. 3. Break the Meat into Large Pieces: Use a stiff spatula to break the ground meat into several pieces.