It's basically a wave that moves back and forth at regular speed through matter. because of that it transfers energy through a medium (matter). however the movement of the wave is limited because of this but it can still move over long distances. so because of this these types of waves don't move far from their original point or Equilibrium position. in short think of throwing a pebble into water and seeing the little ripples from it, that's a mechanical wave.
<span>Human cells contain 23 chromosomes and has a total of 46
pairs of chromosomes. The answer is letter A. Depending on the length and
morphology, it has seven groups. They are arranged from largest to smallest. It
has 22 pairs of homologus chromosomes known as autosomes and 1 pair of sex chromosomes,
a total of 23 chromosomes. A male karyotype has a total of 46 chromosomes and
gives a pair of XY while a female karyotype has a total of 46 chromosomes and
gives a pair of XX. These pairing are responsible to the gender of the
offspring.</span>
Answer:
a. Uncontrolled cell growth
Explanation:
Cancer is an irregularity that occurs when cells mutate in a harmful way. This causes abnormal cell growth that is uncontrollable. These cell growths become tumors that, based on the type, may or may not spread to other parts of the body.
B or A is the answer
Explanation because i know this question before