Answer - A
The ratio of a child with clear skin with that of freckled skin is 1:2.
When genotype rr mates with genotype Rr, the following genotypes are expected:
Rr = clear skin dominant
rr= freckled skin
The independent variable is the temperature. Independent variable refers to the variable in an experiment that can be changed by the scientists or the one making the experiment. A good experiments has a single independent variable and the changes observed will be the dependent variable. In this case, the dependent variable is the gender of the turtle.
Answer: what I learned is that natural selection needs 4 things
Explanation:
over production
genetic variation
i don’t remember the rest but those are the main ones so that there’s lots of offspring in case some cant survive
HOPE I HELPED
Answer:
The correct answer is B. Hot Spring. I just took this on Edge and got it correct.
Answer:
The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.