Your answer is Enamel it is the coating on teeth that helps prevent damage.
It would be an antioxidant, and the most commonly used antioxidant would be absorbic acid.<span />
Fish and bird are biotic and the bird would hurt the fish depending on the species of birds since some birds are carnivores.
Answer:
Meiosis I, a reductional division of two haploid cells produces offspring cells that are not genetically identical with the event of recombination. Haploid girl cells have half the original/parent cell chromosomes.
Explanation:
meiosis II, an equational or mitotic division, divides the haploid cells created in meiosis I to produce four identical daughter cells that ultimately form the male/female gametes (egg/sperm).
Here chromatids split in contrast to meiosis I when homologous chromosomes apart.
Each cell has ______<u>(Sorry I don't know this one either)</u>______ genes activated depending on it's job and what kind of cell it is.
It is the presence of ____<u>Lactose</u>____ that causes the repressor protein to fall off and unblock the gene on the lac operon.
If a gene is turned on then it is being ______<u>expressed</u>______.
An additional circular chromosome found in some bacteria that is used in genetic engineering. Plasmid