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strojnjashka [21]
2 years ago
8

A pine tree seed was produced by self-pollination. How many parents does this seed have?

Chemistry
2 answers:
amid [387]2 years ago
8 0

Answer:

technically two because the self-pollination thingy doesn't have anything to do with the number of parents

 

RideAnS [48]2 years ago
5 0
A is the answer because it makes most sense and it is correct.I hope you pass
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A person walks north for 5 miles, then south for 8 miles, and then north for 6 more miles. The entire trip takes 8 hours.
Zinaida [17]

Answer:

I am not sure

Explanation:

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2 years ago
Define shielding and effective nuclear charge. What is the connection between the two?
ivolga24 [154]

Answer:

The relation between the shielding and effective nuclear charge is given as

Z_{eff} = Z -S

where s denote shielding

z_{eff} denote effective nuclear charge

Z - atomic number

Explanation:

shielding is referred to as the repulsion of an outermost electron to the pull of electron from valence shell.  Higher the electron in valence shell higher will be the shielding effects.  

Effective nuclear charge is the amount of net positive charge that valence electron has.

The relation between the shielding and the effective nuclear charge is given as  

Z_{eff} = Z -S

wheres denote shielding

z_{eff} denote effective nuclear charge  

Z - atomic number

8 0
2 years ago
How would a disease that damages the nucleus most directly affect the functioning of cells?
RSB [31]

Answer:

Hereditary information in the cell would be destroyed.

Explanation:

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The nucleus is the most important organelle in the cell, It can sometimes be referred to as the brain of the cell. Therefore any health related condition that affects the nucleus would directly destroy all hereditary information that is stored in the cell.

3 0
3 years ago
Maya is playing the guitar. She drums the strings and the guitar procedures noise. maya is transforming____energy into _____ener
posledela
The strumming is mechanical energy
the notes heard is sound energy
so use D
6 0
3 years ago
What is formed when atoms join together with a covalent bond?
Feliz [49]

B) a molecule

A molecule is formed when two atoms join together with a covalent bond.

5 0
3 years ago
Read 2 more answers
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