A
The independent variable in an experiment is the variable that influences the other variable called the dependent variable. The independent variable is therefore manipulated to ascertain its effect on the dependent variable.
Explanation:
In this experiment, the air temperature is the independent variable because it is being manipulated to check its effect on the plant's photosynthesis. Probably, the higher the air temperatures, the higher the rate of photosynthesis and vice versa. The rate of photosynthesis is the dependent variable and is what is being measured as the air temperature is being controlled.
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<h2><em>the DNA that is packaged into chromosomes must be fully copied. Previous to replication, a germ cell contains two copies of each chromosome, a maternal copy, and a paternal copy. ... DNA replication occurs in the same fashion as it does during mitosis.</em></h2>
I believe the correct word in the blank would be biological. I don't think anything else will fit in, especially when monomers of biological polymers are truly larger and more complex.
Answer:
Option (C).
Explanation:
Camouflage may be defined as the change in the coloration and illumination that are generally used by the animals to conceal themselves from their predator. Camouflage can be done according to the environment or their prey.
Snowshoe horse color changes as described in the question. The mutation in the hares that causes change in color according to the temperatures will be more reproductive advantage in their environment rather change in the day length.
Thus, the correct answer is option (C).
Answer:
cell wall,vacoule,and plastids are not present
