Answer:
there is no picture to help
The brain is connected to a bunch of nerves through the spine, u can feel through there
The normal human karyotypes contain 22 pairs of autosomal chromosomes and one pair of sex chromosomes.
Therefore the best answer choice is:
<span>B. 1 pair of sex chromosomes and 22 pairs of autosomal chromosomes are pictured.
</span>A karyotype is an organized profile of a person's chromosomes. Two chromosomes specify sex, XX for female and XY for male. The rest are arranged in<span> pairs, numbered 1 through 22, from largest to smallest.</span>
The answer is mitochondria. Because the cardiac muscle need to help blood transport from heart to body. So they need more energy. Mitochondria is an organelle which can break down glucose, produce ATP and provide energy to cells.