Explanation:
Pyruvic acid supplies energy to living cells through the citric acid cycle (also known as the Krebs cycle) when oxygen is present (aerobic respiration), and alternatively ferments to produce lactic acid when oxygen is lacking (fermentation).Hope it helps
the answer is elevation I think.
100,000 years ago is your answer
Explanation:
it depends on Which nutrients the body lacks l.however,there are some general symptoms you might experience.they include l:pallor,fatigue, depression,weakness,trouble breathing,unusual food craving,hair loss, constipation,etc
All of these are adaptations used to enable pr otists move except for B.spores , because they are used in asexual reproduction.
HOPE THIS HELPS YOU..!!
