Sea otters affected biodiversity because they control the
populations of sea urchins, which endanger kelp forests. Kelp
forests are important because they convert sunlight to living material, and
they also provide food and habitat to sea creatures. Kelp is important in
sustaining the diversity of ecosystems. Additionally, sea otters may also be accountable
for the large size of abalones in California.
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<span>Both require that DNA be manipulated in some way.</span>
Answer: A
Explanation: Diffusion is important to cells because it allows them to gain the useful substances they require to obtain energy and grow, and lets them get rid of waste products. This table shows examples of substances required by cell and associated waste products.
Answer:
Two colors on the chart
Explanation:
A pedigree chart is used to track the a trait of interest over a few generations. The pedigree chart is represented in colors to show dominant and recessive alleles. In a pedigree chart the colors are assigned and the legend states the phenotype of phenotype of the trait being followed. The individuals with a certain trait is represented by one color while the individuals of another trait is represented by a different color. Heterozygous individuals are represented by both colors.
