Answer:
a child inherits 50% of the each parents genes.
Explanation:
the percentage goes all the way back to grand parents and great grand parents because your parents also inherited 50 percent of each of their parents. and their parents i herit from ther parents and so on. therefore when u inherit your genes and triats you also inherit some of your grandparents genes. that why some traits might be in the person's mother or father but not in the child because genes are divided into two with each generation.
The last one, " Scientists predict a volcano will erupt based on current volcanic activity." This one is false because they actually predict a volcanic eruption by the volcanic waves and other complicated things.
A-a cell wall is the answer for you question
Most organisms are Diploid, and as a result, they will have received 2 copies of the chromosomes, or sets of chromosomes, from both their parents. This they will have 2 sets of Genes that will perform almost exact same process, except with different phenotypes.
These chromosomes need to be homologous, in order for new alleles and other genetic combinations to be made.
A concentration gradient of a substance across a membrane represents potential energy because it drives diffusion