Answer:
The correct answer is option C. secrete chemical messengers that travel in the bloodstream.
Explanation:
Endocrine glands are organ or gland that secrets hormones that are chemical messengers travel through the bloodstream instead of the duct. There are several glands that are part of the endocrine system such as the thyroid gland, pancreas, hypothalamus, and others.
These chemical agents are the travel through the blood and act on the site of action.
Thus, the correct answer is option C. secrete chemical messengers that travel in the bloodstream.
Answer:
See the answer below
Explanation:
Tigers and goldsih share the same phyllum because they both posses the basic characteristics of animals in the phyllum chordata. <em>These characteristics include;</em>
- <u>Possession of notochord</u>. The notochord is a rod-like structure that serves supportive functions and develops into the vertebral column in some group of chaordates.
- <u>Posession of post-anail tails</u> which is an extension of the posterior end of the of the body.
- <u>Possession of dorsal, hollow nerve chord</u> which eventually forms the brain and the central nervous system.
- <u>Possession of pharyngeal gill-slits</u>, an opening that develops into gill arches in golfishes and jaws in tigers.
<span>One of the key ideas in biology is that structure always impacts function. For one, a neuron has a long axon because it helps to transmit signals from cell to cell, allowing the nervous system to function. Secondly, epithelial cells are long and thin, which allows them to cover numerous organs in the body. Finally, muscle cells are more rod-shaped and are comprised of contractile units which allows them to withstand the wear and tear of muscle movement.</span>
<h2>
True
</h2>
After the process of Ore processing, Enrichment, Fuel production and being passed through the reactor core the last remaining step is spent fuel disposal
Explanation:
6co2 + 6 H2O sunlight energy absorpt
----------------------------------- c6h12o6 +6o2
chlorophyll
