Answer:
A mutation happens by chance it cause by the rna polymerase copying the wrong piece of code from your dna leading the wrong protein to be made.
This could either be beneficial or not as it causes variation in a species helping them evolve becuase of survival of the fittest or threatening extinct of the entire specise if their environment has changed as it could threat their survival therefore having variation with in species could help increase their survival rate
Answer:
Genetic variability. (Ans B)
Explanation:
Sexual reproduction is defined as the development of the new gamete, and it involves the characters of both parents, and showing the new characters from the fusion of male, and female gametes. Some characteristic of sexual reproduction are:
1) It is biparental in nature.
2) Gametes are always synthesized.
3) Fertilization occurs.
4) Meiosis and mitosis both involves.
5) New gamete genetically different from parents.
6) Multiplication is not so rapid.
Answer:
During mitosis, a eukaryotic cell undergoes a carefully coordinated nuclear division that results in the formation of two genetically identical daughter cells. ... Then, at a critical point during interphase (called the S phase), the cell duplicates its chromosomes and ensures its systems are ready for cell division.
Explanation:
Answer:
atom formation → big bang → star and galaxy formation → expansion and cooling → continuation of expansion and cooling
Explanation:
Hope its help
DNA replication allows the basic units of heredity found on segments of DNA called genes to be passed from parent to offspring.