Answer:
lowering the activation energy needed for the reaction to start
Explanation:
Your stomach is a sac-like organ with strong muscular walls. In addition to holding food, it serves as the mixer and grinder of food. Your stomach makes acid and powerful enzymes that break the food down and change it to a liquid or paste. From there, food moves to your small intestine
Gynmosperms are a group of seed producing plants, where the seed are grown on either the leaves (such as a ginko), or scales (such as a pinecone), and gametophytes are found in the same place as seeds, just in a different phase (2 ametes come together to make a seed)