In process of meiosis. The hypothalamus or the master gland in most animals, including humans send signals to the ovaries and testes of the reproductive system. In response to these signals, these ovaries and testes undergoes thesex cells division which is called meiosis<span>. </span><span>Spermatogenesis </span>in male gametes, is the process of sex cell division among sperm cells. On the other hand,oogenesis<span> is for the female gametes. These cell divisions among respective gametes produces haploid cell which only contain one pair of chromosomes, in number -23. </span>
<span>The main reason that the spores of disease-causing bacteria are dangerous is that they are very difficult to destroy. If the bacteria is not suited in the condition state of the environmental, other kinds transform to an inactive state. They advance with a hard outer covering and look out for the suitable environmental conditions. This lie dormant bacterium is known as spores. Spores are more difficult to destroy than those bacteria that are active for they have a harder outer covering.</span>
A - aquatic ecosystem
B- in the sand on the beach Burried but raccoons will dig them up n eat them
I know all about this, but could you specify what you mean?
