Parkinson's disease
<span>Parkinson's disease results from deterioration of brain's nerve cells</span>
Eukaryotic cells do not have a nucleus. The nucleus is where DNA, your genetic material, is usually stored. Prokaryotic cells do not have a nucleus. The DNA just floats around the cell instead of staying in one designated area.
Answer:
D) meiosis
Explanation:
Basically, meiosis is required for sexual reproduction.
Several genes determine your skin color; this is a DNA-generated phenotype. However, if you spend a lot of time in the sun, your skin will be darker. This is an environmental influence on your phenotype.
Answer:
The annual average CO2 concentration for 2021 could be around 416.3ppm, according to Meteorological Office estimates. An annual rise of about 2.5 ppm is possible, which can potentially make 2021 the first year with the annual average CO2 at 50 per cent above pre-industrial levels, the estimates noted
