Answer:
If semen gets in the vagina, the sperm cells can swim up through the cervix and uterus and into the fallopian tubes, looking for an egg. They have up to 6 days to find an egg before they die. When a sperm cell joins with an egg, it's called fertilization. Fertilization doesn't happen right away.
Explanation:
This is how reproduction works.
Here’s something to help you but if you don’t know carbohydrates are a major energy source in our diet, but too much can turn into fat, so if it has 5 grams what do you think would make the most since.
Answer:
Ig of fat provides 9 calories of energy.
Explanation:
Each gram of fat supplies the body with about 9 calories, more than twice that supplied by proteins or carbohydrates. Because fats are such an efficient form of energy, the body stores any excess energy as fat
Answer:
1g of calories provides 4 calories of energy.
Explanation:
Carbohydrates, proteins, and fats supply 90% of the dry weight of the diet and 100% of its energy. All three provide energy (measured in calories), but the amount of energy in 1 gram (1/28 ounce) differs: 4 calories in a gram of carbohydrate or protein. 9 calories in a gram of fat.
