Which food items are consumed in the diet of a lactovegetarian?

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

According to the big bang theory, after the "bang," the universe remained dark until about  300,000 yearsone billion yearsthree minutesthree billion years  later, when neutral atoms began to form.

What is turgor pressure, what causes it, and what does it do for a plant?