Choanate
Having a funnel, i.e., with a ring or collar.
Choanate– passage from the external nostrils to the mouth cavity for inhalation of air while the mouth is closed, allowing inhalation while in the water by placing nostril openings above water, as seen in tertrapods.
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..
A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..