A.)Scientists look for fossils that could be common ancestors on the different
continents, showing that the common ancestor once existed on one or more
Answer:
75% probability
Explanation:
The father have the trait of sickle cell anemia which means he is a sickle cell dominant with a trait of dominant SS ( meaning he has displays the severe symptoms of sickle cell disease that occur in a person who has two copies of that allele i.e homozygous). While the mother is heterogygous which means that she has one abnormal allele of the hemoglobin beta gene represented as As.
Based on this notion, upon crossing of the traits the probabilities are<em> 75% Heterogygous trait and 25% homoxygous traits (i.e As, As, As, SS)</em>. Meaning 75% of the children will be unaffected by the Sickle cell anemia, while 25% will be affected by the anemia.
Hello!
The answer is:
A mutation is a malfunction in the bodies DNA. Mutations are caused by either an error in the DNA stream, or self harming habits, like smoking, can cause mutations.
I hope this helped, and have a blessed day! ♥~
Answer:
All of the gas giants have ring systems... I did a quick check on some websites to make sure and all confirm that each one of the gas giants do indeed have ring systems. I hope that helps. :)
Answer:
answer b is the correct of this question
