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Delvig [45]
3 years ago
7

Please help..

Biology
1 answer:
d1i1m1o1n [39]3 years ago
5 0
1) When a star's temperature or size increases, its luminosity increases. In other words it seems more bright.

2) The electromagnetic spectrum is used to determine different types of light waves (infrared, visible light, x-rays etc.) which produced by different kinds of astronomical objects.
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Nondisjunction during meiosis results in an abnormal number of chromosomes in one or more gametes. In some cases of nondisjuncti
den301095 [7]

Answer:

haploid (n) or triploid (3n)

Explanation:

If none of the chromosomes separate during meiosis, the resulting gametes will either lack chromosome or have diploid number (2n) of chromosome instead of a haploid number.

If an egg without chromosome (o) fertilizes a normal sperm (n), the resulting zygote will have haploid number (n) of chromosome.

If an egg with diploid number of chromosome (2n) fertilizes a normal sperm (n), the resulting zygote will be a triploid with 3n number of chromosome.

8 0
4 years ago
Why is it important to know the division or phylum of the various plant species growing in your backyard?
Alex17521 [72]
It is important to know the division or phylum of the various plant species growing in your backyard so as to determine whether they will spread and ruin other crops and plants of yours. Not every plant is beneficial, so you need to know which ones to keep, and which to deplant.
3 0
4 years ago
Help please ^w^ plz.
MrRissso [65]
1. C
2.B
3.C
4. A
5. False
6.True
7.False
8.True
9.True
10. false

Hopefully this help
4 0
4 years ago
PLZZ HELP!
andrew-mc [135]

Answer:

nucleus is the answer your welcome

7 0
3 years ago
Read 2 more answers
A dental mouth mirror is an example of a ____________ patient-care item
Lyrx [107]
<span>A dental mouth mirror is an example of a semi-critical patient-care item.

In dentistry, a dental mouth mirror is an important tool. Dentists used this tool to see the locations in the oral cavity.

The instruments which do not penetrate soft tissues or bones but only contact with non-intact skin are Semi-critical instruments. whenever you use these type of instruments, you should sterilize them after each use.
</span><span>
</span>
7 0
3 years ago
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