James Watson with Francis Crick invented first DNA structure.
<span>The third option is correct, seed coat, stored food, embryo. The coat is what protects the inner parts from outside infuences, while the food is the nutrients that the seed uses when growing and developing. The embryo will eventually become the new plant that grows out of the seed. Seeds usually fall from things like pinecones on the ground near the original tree, which is why coniferous forests are usually very dense.</span>
Most galaxies are moving towards us
Answer:
Dorsal lol, its contracts and pumps blood to the aortic arches.
Explanation:
Atoms involved in covalent bonding do not separate into ions. Ionic and covalent bonds differ in the degree of sharing of the electron densities between them. Covalent bonds share the electrons more equally and are stronger. Ionic bonds share the electrons very unequally and can be broken into ions