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Margarita [4]
3 years ago
6

Why are small quantities of chlorofluorocarbons so harmful to the ozone layer?

Biology
1 answer:
ikadub [295]3 years ago
8 0

Answer:

The chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production. ... Free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone.

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Put the following terms in the order they would occur in the angiosperm life cycle. The first one is done.
olga nikolaevna [1]

Answer: Angiosperms are the plants which produce flowers for sexual reproduction.

Explanation:

In the angiosperm life cycle the following events occur:

1. Seed germination: Under suitable condition inside the soil obtain water, oxygen and minerals the seed germinates and from the two precursors plumule from where the stem emerge and radicle  from where the root emerges.

2. Mature plant with flower: The plant gets matured with the develop of root and shoot and from the shoot the bud originates which produces the flower.

3. Pollination: During the process of pollination a mature pollen grain is transferred towards the female reproductive structure typically the stigma receives the pollen grain.

3. Fertilization of pollen with egg in ovary: The pollen is the male gametophyte which develops in the anthers which are the male reproductive structure of the flower and the egg or ovule is the female gamete which develops inside the ovary or female gametophyte. The fusion of male gametes provided by the pollen grain with that of the ovule is called as fertilization.

4. Formation of fruit with seed: After the fertilization process the ovules develop into seed and the ovary into fruit.

5. Seed dispersal: The fruit gets detached from the plant and it may get rotten and dried the dried seeds disperse and may germinate in favorable conditions.

4 0
3 years ago
In bottomlands where water is plentiful, soil is often
Aneli [31]
Soil is often rich and soft.
8 0
3 years ago
A. Producer<br> B. Primary consumer<br> C. Secondary consumer<br> D. Tertiary consumer
Veseljchak [2.6K]

Answer:B. Primary consumer

Explanation:The reason why Its b because that primary comsumers are mostly herbivores or the primary comsumer is the first consumer to eat the producer.Hope it helps!

3 0
3 years ago
What are the main functions of DNA polymerase?<br> Please help asap
pav-90 [236]

Answer:

DNA polymerase is an

enzyme that synthesizes DNA molecules

from deoxyribonucleotides, the building

blocks of DNA. These enzymes are essential

for DNA replication and usually work in pairs

to create two identical DNA strands from a

single original DNA molecule.

6 0
3 years ago
What are two organisms that divides the binary fission
Hunter-Best [27]
Archaea and bacteria reproduce with binary fission (you could list any eukaryotic organisms)
8 0
3 years ago
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