Answer:
In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls allow plants to have rigid structures as varied as wood trunks and supple leaves; and vacuoles allow plant cells to change size.
Explanation:
Answer:
It's The amount of matter within the system remains the same and The cycle has a well-defined starting and stopping point.
Explanation:
Answer:
Over our lifetime, our DNA can undergo changes or mutations that result in differences in the DNA sequence and may affect the proteins that are made. Mutations can occur as a natural consequence of errors in DNA replication or as a result of exposure to environmental factors such as smoking, sunlight or radiation.
Explanation:
Most radioactive waste is D. stored in underground disposal units
The answer is <span>C: gradulism.
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<span>Gradualism describes the rates of speciation. It means that evolutionary changes in species are slow, gradual and continuous process. In our example, </span>The one-toed horse of today <u>steadily </u>evolved from its five-toed ancestor. Steadily is the key word. So, the change was slow and continuous process.
If the change were rapid, this would be an example of punctuated equilibrium.
