Answer:
meiosis_
fertilization
mitosis
zygote
Explanation:
In life cycles that alternate between haploid and diploid stages, ____meiosis_ acts to reduce the number of chromosomes per cell from two sets to one set. In life cycles that alternate between haploid and diploid stages, ___fertilization__ acts to double the number of chromosome per cell from one set to two sets. In life cycles that alternate between haploid and diploid stages, ______mitosis______ acts to keep the number of chromosomes per cell the same. In animals, a single diploid cell called a ____zygote________ divides by mitosis to give rise to all the cells of the adult body.
Organelles
............................................
I think the first one is right !.... but the for the other one it's B .
Space, environment, weather, population increase and decreas
Answer:
Physical adaptations do not develop during an individual animal's life, but over many generations. The shape of a bird's beak, the color of a mammal's fur, the thickness or thinness of the fur, the shape of the nose or ears are all examples of physical adaptations which help different animals survive.