Answer:
Positive feedback is used to build more contractions.
Explanation:
Positive feedback mechanism in humans is also observed during childbirth which is induced by the pressing of the ovarian wall by the baby.
The pressing sensation is passed to the brain via different nerves, and in response, the brain stimulates the pituitary to produce oxytocin.
Oxytocin is responsible for the contractions of the uterine muscles which cause the movement of the fetus towards the cervix, further increasing the stimulus.
The positive feedback loop continues until the baby is born.
Answer:
1) ovary releases egg
2) sperm enters egg
3) fert. egg travels out of fallopian tube.
4) fert. egg attaches to the lining of uterus.
Answer:
i think it is the second answer
Explanation:
Answer:
The correct answer should be choice B if I'm going about this the right way.
Answer:The water can come from rain and this can be called chemical weathering or it can break apart rocks in a process of Frost wedging.
Explanation:
Frost wedging is considered mechanical weathering and it breaks rocks by freezing water in which expands the water by 9% every time it freezes expanding a crack or cracks in a rock more and more