There exists the same question with the following choices.
1.Meiosis produces eggs and sperm that are alike.
<span>2.Meiosis provides for chromosomal variation in the gametes produced by an organism. </span>
<span>3.Equal numbers of eggs and sperm are produced by meiosis. </span>
<span>4.The gametes produced by meiosis ensure the continuation of any particular species by asexual reproduction.
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The correct answer is <span>2. Meiosis provides for chromosomal variation in the gametes produced by an organism. It happened during cross-over and segregation and law of independent assortment.</span>
Moistens tissues especially those that belong to the eye, the nose and mouth.
Water in the body also regulates body temperature.
It transports oxygen and nutrients to the cells.
It also helps to prevent constipation.
Identify the anatomical features of a bone
Define and list examples of bone markings
Describe the histology of bone tissue
Compare and contrast compact and spongy bone
Identify the structures that compose compact and spongy bone
Describe how bones are nourished and innervated
The correct answer is endocardium.
The endocardium is termed as thin and smooth and is the innermost layer of the heart. Endocardium tissues are biologically and embryologically similar to endothelial cells which lines blood vessels.
It provides protection to valves and heart chambers. It is the muscular tissue which is responsible for contraction of the heart.
It also controls myocardial function. It acts as kind of blood-heart barrier and controls ionic composition of extracellular fluid where cardiomyocytes bathe.
False
Muscles are only able to contract or relax. This is why they need complementary muscles. For example, the bicep can raise the forearm, but cannot lower it. For that, the tricep is needed.
