Answer:
True.
Explanation:
Genetic drift occurs when a species migrates into another one, therefore making a new variation of the species.
Answer:
Describe the initial conditions.
The tubing contains
A) starch solution
beaker contains
B) lugol's solution
Describe the final conditions
The tubing contains
C) starch solution and Lugol's solution
beaker contains
A) only Lugol's solution
Explanation:
Answer:
Darwin observed marine fossils in the mountains and the uplift of land by an earthquake which supports Lyell's theory.
Explanation:
- Lyell's theory of an ancient Earth states "the formation of Earth's crust took place through countless small changes occurring over vast periods of time".
- So Darwin had an observation of marine fossils that uplifted the land through many years by earthquake. Which was the same thing Lyell's explained.
- According to known natural laws, It takes lots of time to form the earth's crust.
Answer:
2. Circular, looped, folded, single stranded DNA known as the bacterial chromosome
Explanation:
The bacterial chromosome of a prokaryotic cell, does not occur in the typical X chromosome found in eukaryotic cells, but it is a long folded and looped molecule composed of double-stranded supercoiled DNA. In this case, DNA occurs freely and covalently closed in a circular shape in the cytoplasm and it does not bind with proteins.
Answer:
the male and female reproductive systems are important so that we can keep the planet populated and have families.
