Some cats will lick Vaseline off a spoon. Or, if you smear it on the cat's nose or front leg below the elbow, she'll lick it off. Some cats will also eat Vaseline mixed into tuna.ome cats will lick Vaseline off a spoon. Or, if you smear it on the cat's nose or front leg below the elbow, she'll lick it off. Some cats will also eat Vaseline mixed into tuna.
Concept 17 A gene is made of DNA. In the 1920s, experiments showed that a harmless strain of bacteria can become infectious when mixed with a virulent strain of bacteria that had been killed. The dead bacteria apparently provide some chemical that transforms the harmless bacteria to infectious ones.
Chromosomes are the things that make organisms what they are. They carry all of the information used to help a cell grow, thrive, and reproduce. Chromosomes are made up of DNA. Segments of DNA in specific patterns are called genes.Your genes make you who you are.hromosomes are the things that make organisms what they are. They carry all of the information used to help a cell grow, thrive, and reproduce. Chromosomes are made up of DNA. Segments of DNA in specific patterns are called genes. Your genes make you who you are.