Answer:
The marine environment supports a diverse range of sea life that is important for global biodiversity. A healthy marine environment supports our cultural and social well-being, and the ocean's resources contribute to our economy.
Explanation:
Our aquatic wildlife are important sources of food, energy, jobs, atmospheric oxygen, buffers against new diseases, pests, and predators, and protection against food shortages and global climate change. add jobs and promote tourism through the enjoyment of nature
<span>Alveolar sacs are the part of the respiratory system where the exchange of air happens.
Inhalation is the
process where oxygen is taking in to the respiratory system thru the
nasal passageways and to the tiny alveolar sacs of the lungs. This
process also expands the lungs and the diaphragm heightens or elevates
upward.
The counterpart of inhalation is exhalation, where the
carbon dioxide is taken out of the lungs in opposite of the oxygen
passageways.
This two exchange is called the gas exchange or
respiration which happens in the respiratory system responsible for
enabling and providing oxygen throughout the body. </span>
The correct answer is D. Biology deals with all things living and their environments.
A gastric intestinal tract is a series of hollow organs joined in a long twisting tube from mouth to anus . The hollow organs that make up GI tract are mouth , oesophagus, stomach , small intestine , large intestine and anus.
<h3>What is the function of GI tract ? </h3>
The function of GI tract is to breakdown of food into Carbohydrates ,fats and proteins.
2) The physiological functions of digestive tract is to digest and absorb food then excrete the waste products with the help of the liver, gall bladder, pancreas,small intestine ,large intestine and rectum.
The topic of small intestine ,I found the most valuable because it performs absorption .
to learn more about Digestive tract click here brainly.com/question/32531
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Answer:
12
Explanation:
the word dozen means 12 so therefore, 12 roses
