Answer:
Recently scientists have discovered an enzyme, BACE2, that decreases these abnormal protein fragments in the brain of a person with Alzheimer’s disease.
Explanation:
Answer:
Translocation
Explanation:
Changes in chromosome include deletions, duplications, inversions, and translocations.
- Deletion occurs when an end of a chromosome breaks off.
- Duplication is the presence of a chromosome segment more than once in the same chromosome.
- Translocation is when a fragment of chromosomal breakage join a nonhomologous chromosome.
- Reciprocal translocation is a chromosome abnormality caused by exchange of parts between non-homologous chromosomes.
- Robertsonian translocation occurs when two non-homologous chromosomes get attached, meaning that given two healthy pairs of chromosomes, one of each pair "sticks" together.
It's C. RNA uses Uracil in place of Thymine
<span>TGCAAT
</span><span>ACGUUA</span>
Answer:
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Explanation:
Each year, many people look forward to the winter solstice, which usually falls on December 21 and is the shortest day of the year, because they know after that, there will be progressively more daylight each day.
They are descended from wild plants.
