Annelids have closed circulatory system
1. All thriving things need energy in order to defend themselves (escape danger) and perform functions such as growth, maintaining balance, repair, reproduction, movement.
Sorry, I don't completely understand the second one
Answer:
Soil health is fundamental for a healthy food production. It provides essential nutrients, water, oxygen and support to the roots, all elements that favor the growth and development of plants for food production
Explanation:
Answer:
yes
Explanation:
Nucleosomes fold up to form a 30-nanometer chromatin fiber, which forms loops averaging 300 nanometers in length. The 300 nm fibers are compressed and folded to produce a 250 nm-wide fiber, which is tightly coiled into the chromatid of a chromosome.
