Answer:
D) anterior pituitary gland
Explanation:
The anterior pituitary gland is the front portion of the pituitary. It is a small gland in the head called the master gland. Hormones which are secreted by the anterior pituitary influence growth, sexual development, skin pigmentation, thyroid function, and adrenocortical function.
The Anterior Lobe of the pituitary plays the 'master' role of the human body through secretion of six major hormones that affect most of the body. This includes the other Endocrine glands.
Answer: it’s wastes
Explanation:
All cells need these key 7 things in order to function, movement, respiration, sensitivity, growth, reproduction, excretion and nutrition.
This spells the acronym MRS GREN.
Answer:
Peyer's patches: b) site of B cell maturation
Explanation:
B lymphocytes are produced in the bone marrow and get mature in the bone marrow only so the site of B cell maturation is bone marrow, not Peyer's patches. B cells produce antibodies that help in destroying microbes.
Peyer's patches are lymphatic tissue mass which is found especially in the mucosa and submucosa of the ileum. This lymphoid organ has a large number of B lymphocytes which monitors the intestinal bacteria and prevents the growth of pathogenic bacteria in the intestine.
Answer;
Without the keystone species, the rocky inter-tidal ecosystem would be dramatically different or cease to exist altogether
Explanation;
Keystone species have low functional redundancy. This means that if the species were to disappear from the ecosystem, no other species would be able to fill its ecological niche.
For instance; the starfish Pisaster ochraceus is a keystone species in the rocky marine inter-tidal communities off the northwest coast of North America. It feeds on the mussel Mytilus californianus and is responsible for maintaining much of the local diversity of species within certain communities.
Answer: inadvertent doping
<span>Doping is the use of drugs or a specific methods to increase the performance of an athlete during a competition.</span>
On the other hand, inadvertent doping means that the athlete didn't take the drug, that resulted in positive test, <span> through deliberate planning. This unintended situation was probably due to some supplement that the athlete took and he didn't know what it contained.</span>
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