Answer:
guanine, cytosine, cytosine,adenine,thymine,guanine
Explanation:
This is because during DNA replication the complementary base pairings are Adenine and Guanine, Thymine and Cytosine.
Answer - B
Fish and reptiles both are ectothermic but fish have gills and reptiles have lungs. Ectothermic organisms do not have an internal mechanism of regulating their body temperature and are dependent on their atmosphere for temperature regulation. Fish, reptiles and invertebrates are examples of ectothermic organisms.
<span>D.) He analyzed data collected by Tycho Brahe.
[ More Information. - Issac Newton </span>calculated the gravitational force on orbiting bodies, G. Galilei <span>examined the motions of planets through a telescope.]
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Planktons primary importance to ocean ecosystems is primary production. This is<span> exhibited with phytoplankton that is photosynthetic and provides energy for </span><span>higher trophic level organisms such as nekton and bethos. They are essentially</span><span> the plants of the marine ecosystem.
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