Answer: Groups of atoms with aligned magnetic poles are called magnetic domains. Each domain contains an enormous number of atoms, yet the domains are too small to be seen with the unaided eye.
Explanation:
B because isotopes have the same number of protons but a different number of neutrons
Answer:
1. No; only a small percentage of mutations cause genetic disorders—most have no impact on health or development.
2. No. For example, some mutations alter a gene's DNA sequence but do not change the function of the protein made by the gene.
Explanation:
Where is the rest of the question?
The answer is the second option. The given conversion from L to dm3 is actually confusing. Just remember that 1 L = 1000 cm3.
Simply, multiply 2.6 by 1000 and we get 2600 cm. Converting this to scientific notation, we get the answer:
2.6 x 10^3 cm3
