Mutations can lead to missing or malformed proteins, and that can lead to disease. ... Some mutations happen during cell division, when DNA gets duplicated. Still other mutations are caused when DNA gets damaged by environmental factors, including UV radiation, chemicals, and viruses. Few mutations are bad for you.
Answer:
1. Fossil evidence
2. Homologous similarities.
3. Molecular evidence
Answer: During prophase, the complex of DNA and proteins contained in the nucleus, known as chromatin, condenses. The chromatin coils and becomes increasingly compact, resulting in the formation of visible chromosomes. Chromosomes are made of a single piece of DNA that is highly organized.
Explanation:
All visual pigments contain retinal
derived from vitamin A
Answer:allows for simple angular movement
Explanation:
d- allows for simple angular movement
