Explanation:
4) option D
5) option A
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"An organism in which the two copies of the gene are identical — that is, have the same allele — is called homozygous for that gene. An organism which has two different alleles of the gene is called heterozygous."
Answer: C.) Prediction, tentative, one or more scientists working together.
Explanation:
The prediction, tentative, one or more scientists working together is the correct option which describes a hypothesis. This is because of the fact that an hypothesis is an presumed statement of facts which is required to be tested by using suitable methodology. Scientists basically base their scientific hypothesis keeping in mind the previous theories or observation which were not proved satisfactorily earlier or exhibit some doubtful facts which are taken important for verification.
Answer:
To verify you have a pure sample use the sterile needle to isolate and grow on a new streak plate to make sure you see only one culture.
Explanation: