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
Answer:
chloroplast
Explanation:
chloropast can be phone in leaf cells it's used for photosynthesis
Answer: B soil is also called the SUBSOIL.
Soil horizon consists of layers of soil that differ physically. It contains 3 or 4 layers or horizon such as O horizon, A horizon, B horizon, C horizon and R horizon. B horizon is also referred as subsoil. It is yellowish to brown in color. It consists of mineral layers such as silicate clay, iron, aluminium, gypsum, silica, humus, etc. The roots of a plant penetrates through the subsoil.
Hills go up and back down again. Plateaus go up and stay at a maximum level. For example, If you were measuring the elevation of certain points on a hill, it would look something like (in units): (1, 2, 3, 4, 5, 6, 6, 5, 4, 3, 2, 1). If you were measuring the elevation of certain points on a plateau, it would look something like (in units): (1, 2, 3, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6).
Do u still need help I know how to do that