(Question)
Plasma cells are activated B cells that secrete antibodies, and plasma Cells Plasma Cells Plasma cells are the mature form of B-lymphocytes. Given these facts, the mature form of what kind of cell secretes antibodies among the following options: - more abundant - it needs them - positive - graptolites - A Greek letter - barnacles - B-lymphocytes - homogenous
(Answer)
B-lymphocytes

(Question)
Plant requires seed dispersal for reproduction, and through reproduction, the parents transmit genes to the offspring. Given these facts, what mechanism do plants use to produce offspring among the following options: - competition - by indirect light - circulatory systems - seed dispersal - genetic material - In chromosomes - mutations - Organic compounds
(Answer)
seed dispersal

(Question)
Tunicates reproduce sexually, and sea squirts are the best known tunicates. Given these facts, what reproduces sexually among the following options: - orchids - mountains - viruses - humans - sea squirts - Most plants - h2o - insects
(Answer)
sea squirts