The answer;
A combination pill
Explanation;
Contraception entails methods that are used to prevent pregnancy. They include; hormonal methods, barrier methods and natural methods. A combination pill is a type of oral contraceptives that contain estrogen and a progestin. It keeps the ovaries of the female from releasing an egg. Different types of this pill contains different doses of estrogen and progestin.
Answer:
1. Bring new alleles from DNA
2. Favor certain alleles
3. Creates new alleles from DNA
4. Randomly selects alleles
Explanation:
1. The zebra enters a separate population, bringing their unique makeup into a group with similar genetic makeup
2. The organisms with genes for shorter heights will eventually die off, favoring organisms with greater height
3. The snake's DNA changes, allowing it to create stronger venom
4. The deaths of the animals weren't planned or the result of greater genes.
D.sucrose glucose and fructose are only the building blocks of sucrose, which happens to be a disaccharide.
hope i helped a little
