<u>Answer:</u>
The Answer is <em><u>Option D. </u></em>
<em>Exchange of respiratory gases, oxygen and carbon dioxide take place in the alveoli of the lungs. Oxygen which is inhaled from the atmosphere diffuses through the walls of the alveoli and reaches to the adjacent capillaries into the red blood cells.</em>
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Answer:
The density of the liquid is 0.87 g/ml
Explanation:
Density = 17.4g divides 20ml = 0.87 g/ml (rounded to one significant figure)
Answer:
Cell wall: A protective layer covering the outside of the cell. They keep the shape of the plant cell, prevent water loss, and provide support.
golgi apparatus: Transports proteins and lipids around the cell. Often it is called the shipping department of the cell.
chloroplast: Chloroplasts store chlorophyll and this is where photosynthesis takes place in the cell.
Cell membrane: A layer that covers the cell, acts as a gate and determines what comes and goes through the cell. It allows good things in, while keeping others out.
Intermediate filaments: Provides support when when the plant cell comes into contact with other cells.
Ribosome: The part of the cell that is responsible for creating proteins.
Answer:
Spermatogenesis:Onespermatocyteproducesfourspermatozoa. Oogenesis:Oneoocyteproducesonlyoneovum. Spermatogenesis:Spermsaresmallerthanspermatocyte. Oogenesis:Ovumislargerthantheoocyte
Explanation:
