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Author Question: Why is helium used to fill balloons? What will be an ideal ... (Read 15 times)

lilldybug07

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on: Jul 21, 2018
Why is helium used to fill balloons?
 
  What will be an ideal response?

Question 2

The reproduction process begins with the formation of the ___________________ __ in the male and the female.
 
  Fill in the blank(s) with correct word


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nyrave

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Reply #1 on: Jul 21, 2018
Answer to Question 1

Helium is used because it is a gas that is nontoxic, nonflammable, and is lighter than air.

Answer to Question 2

gametes


lilldybug07

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Reply 2 on: Jul 21, 2018
Great answer, keep it coming :)

skipfourms123

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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