<span>Gondwanaland was a supercontinent that consisted of lower hemisphere continents such as Antarctica, South America, Africa, Australia, Madagascar, the Arabian Peninsula, and the Indian subcontinent. </span>
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I tried to type out a punnet square Lol
Answer:1. Spines have a variety of uses. In catfish, they are used as a form of defense; many catfish have the ability to lock their spines outwards. Triggerfish also use spines to lock themselves in crevices to prevent them being pulled out.
Explanation: <3
Cyanobacteria became the first microbes to to produce Oxygen (O2) as a product of Photosynthesis.
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