Answer:
Water is taken up through the xylem until it reaches a leaf, where it diffuses out into the surrounding mesophyll cells. Water diffuses from the mesophyll cells to the surrounding intercellular air spaces as water vapour, and finally, out of the leaf through the stomata.
Explanation:
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Answer:
External factors include physical and chemical signals. Growth factors are proteins that stimulate cell division. – Most mammal cells form a single layer in a culture dish and stop dividing once they touch other cells.
Explanation:
From Google
<span>Unicellular organisms would most likely have isogametes.
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Conception- This is when the egg and the sperm unite at conception, it is the fertilization and starts at the woman’s fallopian and the fertilized egg , First Trimester
- First four weeks of the conception-, Second Trimester- This is 3 months after conception and this is where the baby can be felt kicking and can hear,Third Trimester- 28 weeks after conception and is having breathing movements and the women would be adding some body fat. If I am wrong please let me know
Modern humans have been the only species of homo, so true .
