Answer:
Human X and Y chromosomes determine the biological sex of a person, with XX specifying female and XY specifying male. Although the Y chromosome contains a small region of similarity to the X chromosome so that they can pair during meiosis, the Y chromosome is much shorter and contains many fewer genes.
Explanation:
Answer:
what is the difference between somersaulting and looping movement.
somersaulting- for longer distances.It bends the narrow end in the direction it wants to go & takes grip with tentacles. It releases the broad end and straightens up.
Answer:
104
Explanation:
Cause since one sperm cell contains 104 chromosomes and ts sperm cell is what isin him, it's still 104. I'm so sorry I can't really explain it but hope it helped
To prevent too much water from getting into the leaves
Guard cells are the only epidermal cells to contain chloroplasts. ... However, in plants that grow in very hot or very cold conditions, the epidermis may be several layers thick to protect against excessive water loss from transpiration. A waxy layer known as the cuticle covers the leaves of all plant species.
Answer:
D
Explanation:
the food needs to be broken down first... and we have acids in our stomach for that
