Treating the common cold during pregnancy. Many of my pregnant patients inquire as to what medication they can use when they experience symptoms of the common cold, such as cough, congestion, sneezing, and fever. I am hesitant to recommend over-the-counter cold remedies because I have heard conflicting information regarding the safety of these products.
Gametophytes. The gametophyte is the dominant phase in the life cycle of moss plants. This is the form of the plant most people are familiar with since it is often seen carpeting trees, rocks, and parts of the forest floor. Photosynthesis takes place in the gametophyte phase.
But under good conditions, the protonema ultimately grows into a young gametophyte plant. The gametophyte plant body is called a thallus, which means that it lacks xylem and phloem and therefore does not have true stem, true leaf or true root.The plant body may have conducting tissue and some of this has a familiar look.he Gametophyte Thallus. The dominant phase of the moss life cycle is the gametophyte (haploid). The small green plant you find as a moss in the woods is the haploid gametophyte. Many people think of mosses as living only in moist woods.