Rating Newest Oldest. Best Answer: yes carbon dioxide is a pure substance, provided there is nothing else in it. as soon as you add some oxygen (O2) or methane (CH4) etc it is not pure. the actual molecule is CO2, one carbon and 2 oxygen atoms everytime which makes it pure. it is the same as saying pure salt. salt has sodium and chlorine in it but is still a pure substance provided nothing else is in it.
Yes, mother cats do mate with their offspring. I had cat which had become so old that my family members used to call her grandmother cat. I had once seen her mating with her offspring and THEIR offspring at different times!
Lizards can be ready to mate when they are a year old for most of the small and medium species. For the larger ones it may be two or three years of age. There are a few species of Lizards that take part in asexual reproduction.This means that they donât need to find a mate in order for them to be able to produce offspring. They have the ability to create the young on their own.or the larger ones it may be two or three years of age. There are a few species of Lizards that take part in asexual reproduction. This means that they donât need to find a mate in order for them to be able to produce offspring.