Answer:
the possible genotypes are LL and Ll
Explanation:
LL and Ll give dominant trait which is pricly leaves
20 chromosomes because unfertilised eggs contains half the number of bodily chromosomes
D.Mutation causing uncontrolled cell division
Explanation:
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Comparing DNA
Darwin could compare only the anatomy and embryos of living things. Today, scientists can compare their DNA. Similar DNA sequences are the strongest evidence for evolution from a common ancestor. Look at the diagram in Figure 9.3
the bacteria are provided with regular source of nutrients