The number and appearance of chromosomes in a cell is called a karyotype.
Sex chromosomes are placed as the last pair of chromosomes.
Karyotype analysis can reveal abnormalities, such as missing chromosomes, extra chromosomes, deletions, duplications, and translocations.
The impacts of climate change include warming temperatures, changes in precipitation, increases in the frequency or intensity of some extreme weather events, and rising sea levels. These impacts threaten our health by affecting the food we eat, the water we drink, the air we breathe, and the weather we experience.
Demonstrative pronoun is the answer.
