if you are looking for the definition it is: Various structures in different species having the same function but have evolved separately.
Examples: wings of an insect and birds used for flying.
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Answer:
i think option d is correct answer because it helps in the management of heart beat , blood pressure etc.
Answer:
The genes that are newly expressed after the stem cell has received the Self Renewal signal are: ID genes, DET genes and DIV genes.
Explanation:
Stem cells have the capacity of turning into different types of cells according to the needs of the tissue they're in. When these genes are expressed, the stem cell loses this potential.
Metaphase is the phase where they become noticeable, because they are lined up in the middle
Answer:
The group of lemon trees that was watered twice a week grow taller.
Explanation:
The group of lemon trees that was watered twice a week grow taller as compared to other group in which lemon trees was watered daily because too wet condition for the lemon tree is bad and can adversely affected its growth and development. Lemon tree needs optimum water for its growth and development. Too much water or drought condition adversely affected the growth of lemon tree which leads to lower height of the lemon tree.
