Which mature seed (eudicot or monocot) lacks an endosperm? What happened to it? (Hint: think about the cotyledons)

What do you think is the reason that scientists divide the earth into two different sets of layers

All the waters of the earth from the biosphere

Children who have had first hand encounters with death tend to

What is the theme, or message, of the novel charlotte's web?

How does gaseous exchange tale place in amoeba

Hybridization adapt to

Plasmid DNA generally contains genetic information that: a. is necessary for prokaryotic cell reproduction b. distinguishes one prokaryotic species from another c. may provide an advantage under some conditions d.

A cell must be from a plant if the cell has:

Synthesis reactions are particularly important in the body for A. Release of energy B. Digestion of food particlesC. Growth of body partsD. Neutralization of acids by buffers

Why is color- blindness more common in men than in women?