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IceJOKER [234]
3 years ago
15

Question 3 of 10

Biology
1 answer:
Otrada [13]3 years ago
5 0

It’s A. Random!! I looked it up!
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Mitosis and meiosis always differ in regard to the presence of a. chromatids. b. homologs. c. bivalents. d. centromeres. e. spin
Fantom [35]

Answer:

c. bivalents.

Explanation:

In Meiosis a bivalents are formed during the first stage of meiosis which is the prophase. The bivalent consist of a paired chromosome and four chromatids i.e two chromosomes in a tetrad. one chromosome comes from each parent.

In mitosis, a bivalent is not formed. There is the presence of chromatids, homologs, centromeres and spindles during mitosis and meiosis.

5 0
3 years ago
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What has driven changes in earths climate since 1850<br><br> Ecology
Alinara [238K]

Answer:

The temperatures around the world

Explanation:

5 0
2 years ago
Chemicals can be dissolved in water that seeps into the soil and enters the aquifer.
fgiga [73]

Explanation:

The chemicals are contaminant in the ground water system and they can inflict serious health hazards on humans when water is sourced from such polluted ground water system.

  • Consuming contaminated water can lead to cholera and diarrhea.
  • It makes ground water toxic and poisonous.
  • Drinking contaminated ground water can lead to the introduction of heavy metals in the body.
  • Chemical wastes containing radioactive materials can damage body tissues.
  • They render ground water unsafe for drinking ans usage.

Learn more:

Air pollution brainly.com/question/10743354

#learnwithBrainly

7 0
2 years ago
Why are people with type o blood considered universal donars?
vovikov84 [41]

Answer:

because they can donate blood to anyone

Explanation:

5 0
2 years ago
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20) In order for high force cross bridges to form in contracting skeletal muscle, calcium must A) phosphorylate the troponin to
SashulF [63]

Answer:

E. bind to troponin which moves the tropomyosin

Explanation:

calcium ions bind to troponin, causing conformational changes in troponin that allow tropomyosin to move away from the myosin binding sites on actin. Once the tropomyosin is removed, a cross-bridge can form between actin and myosin, triggering contraction

3 0
3 years ago
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