Answer:
Dna or genes
I know its somthing else but i cant get my finger on it
Answer:
Describe how oxygen gas is produced during photosynthesis?
Photosynthesis entails the reaction between carbondioxide and water which gives glucose and evolve oxygen
Explanation:
Because those are traces of life meaning that there was life living there once, that life wouldn't have been able to survive there with how Antarctica is now.
<span>The mountains were once seas. The land was forced up by tectonic motion when the mountains were formed. The Sahara also used to be a sea and has a valley full of the fossilized remains of an extinct species of whale. It is generally agreed upon that two plates colliding caused the uplift that created the mountainous zone. Same for the Himalayas.</span>
