The frontlobe is behind the frontal lobe and is separated from it by the central sulcus.
Ans.
Steroids are defined as active organic bio-molecules, having four rings with a specific molecular configuration. Steroids play role in two major functions: as hormones or signaling molecules and as structural components of plasma membrane.
Examples of steroid hormones are estrogen, progesterone, and cortisol. Thus, the correct answer is 'option b). they serve as chemical messengers.'
Answer:
Some of them lose their leaves in the winter, they are the oldest type of seed plant, and they include the tallest type of seed plants
Explanation:
Answer:
Sandstone
Sandstone contains fossils of creatures such as trilobites, brachiopods, crustaceans, bryozoans and plants. Remains of land animals like mastodons and dinosaurs are much more likely to be found in sandstone.
Explanation:
thank me later
Answer: Option D) is where cellular respiration occurs.
Explanation:
The mitochondria of the cell is a double-membraned organelle and serve as a site of respiration in plant and animal cells.
Thus, the generation of energy in form of ATP molecules occur within the inner membrane of the mitochondria.
