answer: You inherit a copy from one parent, and the other copy from the other parent.
Answer:
Option A. Oxpecker birds eat parasitic ticks off the backs of zebras, is the correct statement for Mutualism.
Explanation:
Oxpecker birds is a special type of bird which feed on the parasites that are present on the surface of zebra. These parasites causes harm to the zebra. Oxpecker birds free the zebra from the parasite while the zebra provides food to the oxpecker bird and both get benefit from each other. So it is Mutualism relationship.
Option D. A tapeworm latches itself in the intestines of a rat, feeding off all the nutrients eaten by the rat, is a type of parasitism relationship.
The formation of the fertilization envelope requires an increase in the cytosolic concentration of calcium ion .
<h3>What is fertilization?</h3>
The process of union of a haploid male gamete or sperm with a haploid female gamete or ovum to form a diploid cell ,zygote ,is called fertilization .
In human fertilization is internal as it takes place in the fallopian tube .
During coitus male discharge sperm to the vagina of the female , from the vagina sperm reach the ampulla partly by the movement of their tails and partly by the action of uterus .
After completing this long travels sperm reaches the fallopian tube within five minutes .
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Answer:
Correct option is D. (All of the above)
Explanation:
Consequences of obesity, and overweight increase the risk of lots of health problems such as heart disease, diabetes, high blood pressure, and sometimes death as well.
Overweight occurs when a human body mass index is more than 25. It is caused by the taking more calories than are burned by everyday activities or exercise.
