Answer: A) Organisms have cells with different shapes and functions.
Explanation: The cell theory explains that all organisms and plants are made of a basic structure or units, cells.
<span>Homologous (This means they are the same chromosome from each parnet, matched together) </span>
Answer:
Noninvasive Prenatal Screening (NIPS) also called Noninvasive Prenatal Testing (NIPT)
Explanation:
Answer: bahadur shah zafar
Explanation:
<span>a. they counteract low venous pressure, and prevent backflow of blood away from the heart - Venous valves are structures that are made of elastic tissue. The valves are there to ensure that the blood keeps moving in one direction. The veins use these valves to work against the effects of gravity as well as low pressure with the veins.
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