Amino acids are the building blocks of proteins
♥ A Light source is the white circle seen while looking through a microscope.
Among the choices listed, the one that is not a characteristic of all nonvascular plants is "They produce seeds.". The main difference between vascular and nonvascular plants is the presence of Xylem and Phloem which are tubular tissues used to transport water, food, ans minerals throughout the plant. Plants that have Xylem and Phloem are considered vascular plants.
Answer:
Subpolar low. Subpolar lows: semi-permanent cyclone where surface midlatitude southwesterlies converge with the polar northeasterlies. Subpolar lows, the Aleutian low over the North Pacific Ocean and the Icelandic low over the North Atlantic , are well-developed in winter, but weaken or disappear in summer.
Trace fossil because a trace fossil is a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.