Sperm cells must swim to the egg. What type of organelle must they contain? Why?
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Answer 1
Answer:
I may be wrong, but they included 'swim' in the question. This leads me to believe they want you to say the tail. If sperm didnt have tails, they wouldnt be able to propel themselves towards the egg.
Hope this helps ~
Answer 2
Answer:
x and y chromosomes think of it like a phone charger you cant charge the phone unless the charger is plugged into the wall and the phone.
Dependence and Addiction are the same thing? a. True b. False
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Answer:
b
Explanation:
one is a necessity, the other is a struggle
Which of the following statements is true about solar eclipses? There is a solar eclipse every month. All solar eclipses are total. Some solar eclipses are not total. There can be twelve solar eclipses in a single year.
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Some solar eclipses are not total. Hope this helps
Respiration involves a reaction between oxygen and ___?A) hydrogen B) glycerine C) water D) food substanced
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Respiration involves a reaction between oxygen and glucose.
3. Describe a root hair and explain its function
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They are thread-like structures on the surfave of roots that absorb water and nutrients.
Which part of the atom is involved in bonding?A.Valence electronsB.Protons C.All electrons D.Ions
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The valence shell is the answer because they involved in bonding to one atom to another. The answer is A.
It’s A. The valence electrons are basically the electrons that prevent an atom from being stable. So when an atom has valence electrons, it is at that time when it is reactive, and hence bonding.