The answer is a sexual maturation. Sexual maturity is the competence
of an organism to reproduce. Puberty encompasses the process of sexual
maturation and adulthood is based on cultural definitions, but in humans It may
be well thought-out identical with adulthood.
Answer:
On the basis of the given information, the six goldfish are taken in distinct sized aquarium to examine the influence of habitat space on the rate of survival of the fishes. The kind and amount of food, cleanliness, and temperature are maintained similarly.
Thus, with the help of the information one can state that:
A. The size of the aquarium is the independent variable.
B. The number of fish survived after six months is the dependent variable.
C. Water temperature, the kind of amount of food, maintenance, and cleanliness of aquariums are the controlled variables or the constants.
In the controlled experiments, there are dependent and independent variables. The independent variable will get modify generally and is compared to the control. The variable, which is determined in an experiment is considered as the dependent variable. It relies upon the independent variable of the experiment. The control group in an experiment is created similar in each circumstance in an experiment. The control group is the one, which is compared with the experimental group.
I think the correct answer is receptor. To respond to a chemical signal a cell must have a receptor and also this where the signaling molecule can bind. A receptor is a protein molecule that can receive signals from the outside environment of the cell.