Answer:
Explanation:
Based on the record that the male attacks the red object, the conclusion that can be made is that they recognize when the other sticklebacks are female or male thanks to their red belly and when they have to attack the other to the death, this is part of the natural selection where animals compete to simply reproduce with the female.
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Dependency ratio is a measure of the number of dependents aged zero to 14 and over the of 65, compared with the total population aged 15 to 64
Answer: Fetus Movement
Explanation:
Quickening is the term that defines about the movement of the fetus felt by a pregnant women. This movement is experienced usually when a women is pregnant from range of 16 weeks to 25 weeks. Movement s can be felt in the form of kicking, swishing, fluttering etc.
According to the question, Martha is experiencing quickening while her 18 weeks pregnancy because the fetus present in her body is moving.
