Meiosis is needed for sexual reproduction, here chromosome number is halved, it provides for mixing up of genes.
mitosis is needed for growth, repair, replacement, asexual reproduction.
it maintains same chromosome number
Answer:
The lower pressure balloon will expand. Figure 2 (above left) shows a typical initial configuration: the smaller balloon has the higher pressure. So, when the valve is opened, the smaller balloon pushes air into the larger balloon. It becomes smaller, and the larger balloon becomes larger.
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Explanation:
Answer:
When the diaphragm contracts (it's a large flat muscle), it pulls the lungs down this causing expansion which eventually lead to inhalation of air. If it's injured, then that will be affected.
Answer:
True
Explanation:
Zacharias Jansen was known for being a spectacle maker and is credited with making the 1st microscope!
Chemical digestion<span> in the </span>small intestine<span> relies on the activities of three </span>accessory digestive organs<span>: the </span>liver<span>, </span>pancreas<span>, and </span><span>gallbladder.</span>