A genotype is determined by your genes and a phenotype is by your physical features
Answer:
It enters fish through the gills and the female attaches to the tongue, with the male attaching on the gill arches beneath and behind the female. Females are 8–29 millimetres (0.3–1.1 in) long and 4–14 mm (0.16–0.55 in) wide.
Explanation:
Mark me as brainliest
A: In a lab a scientist measures the height of roses that received different fertilizers.
An experiment must include variables. The other three are just measurements, but since the scientist is varying the types of fertilizers used, this better describes an experiment. It is also done in a controlled environment (in a lab) which helps to eliminate other uncertainties.