For one so plants can produce the oxygen we need to breath
Answer: C) Tim did not use a control group
Explanation:
because.....
the whole point of a control group is where comparisons are made in an experiment.
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Answer:
Explanation:
The dominant trait, since he has a dominant and a recessive allele.
Sperm cells are haploid, meaning contains only one of the two alleles available, in a random fashion. Therefore on the average, half of his gametes (sperm cells) will have the dominant allele, and the other half will have the recessive allele.
Sclera, choroid and retina