The <u><em>correct answer</em></u> is:
He needs to select a more representative sample.
Explanation:
Choosing students from the basketball team for the sample he uses on a study of heart rates and exercise will be a biased sample. This is because students on the basketball team are potentially healthier than other students, which means that exercise will not have a large an effect on their heart rate as it would if they were not as healthy and not as physically fit.
In order to reduce the amount of bias, he should choose students from different groups throughout the school.
Parasitismi think is the answer
Answer:
MEIOSIS is that cell process that only occurs in organisms that reproduce sexually.
Explanation:
Eukaryotic organisms are the type of organisms that have have nucleus and other membrane bound organelles. In complex eukaryotic organisms, sexual reproduction takes place. Through the process of meiosis, the production of gamete or reproductive cells i.e the sperm or egg takes place.
Meiosis produces four daughter cell from a single parent cell. each of the daughter cell is haploid. haploid means containing half the number of the chromosomes as the original parent cell.
Answer:
Explanation: Lakes support many varieties of organisms, including
Plankton.
in shallow, open water and
plants,
in shallow water near shore.
Wetlands.
The empirical formula of sulphur monoxide.
