Answer:
eight haploid
Explanation:
Megaspore (macrospore) is a type of spore present in heterosporous (production of spores of two different sizes and sexes) plants.
During megagametogenesis, a single nucleus undergoes mitosis three times producing an eight-nucleate.
Answer:
C-None of these are found in an observational study
Explanation:
(A.) controlled variables are a part of what's found in a controlled experiment. (B.) manipulated variables are a part of what's found in a controlled experiment. (C.) Answer choice A. or Controlled variables, Answer choice B. or Manipulated variables, and Answer choice D. or Control groups are a part of what's found in a controlled experiment. (D.) Control groups are a part of what's found in a controlled experiment. Therefor this only leaves one answer and that answer is Like I said C-None of these are found in an observational study.
Mutations (changes) to the DNA within the cells.
Answer:
The correct answer is ;
1. evolution.
2. growth and development
3. every living organism grows or develop
Explanation:
Fossils and traces and body remain provide information about the evolution of organisms and earth was found and how much it is change from then to modern organism and modern earth.
Comparing the skeleton of an adult horse to that of newborn foal provides the information of growth and development of the bones of foal to the adult horse.
Developing or growing is the property of life which is found in every living organism and comparison of the DNA sequence of Equus and Merychippus and draws conclusions about their genes and proteins isan example of this property.
