Answer:
An aquarium can therefore be described as a closed artificial ecosystem in which fish and plants are able to find a habitat where they can grow and develop in a healthy and balanced way. Each aquarium must therefore be consciously designed, developed and managed to facilitate the establishment of the virtuous cycles that occur spontaneously in nature and give rise to the interactions.
Answer:
Hadean, Archean, and Proterozoic Eons are currently all lumped together and they are all called/referred to as the Precambrian
In humans a gene that has been identified as causing a type of skin cancer is the
Genetic selection is the process by which certain traits become more prevalent in a species than other traits. These traits seen in organism are due to the genes found on their chromosomes. Figure 1 allies 4 genes are inherited income in various forms. Genes have more than one version or allele.
Yes they can. Here are some examples;
Sharks eat the fish that are in the sea, but humans hunt and kill them. This can lead to imbalance, and an increased number of fish. idk
