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Maru [420]
4 years ago
5

4. Many commercial grow lights deliver light mostly in the yellow/red part of the spectrum, along with smaller portions of all o

ther visible light. Why would a grow light such as this promote plant growth and reproduction (flowering and fruiting) or is this a con job?
Biology
1 answer:
Jet001 [13]4 years ago
6 0

Answer and Explanation:

These lights can, in fact, promote the growth and reproduction of plants.

This is because growth, chlorophyll production, flowering and fruiting only occur if the plant is exposed to a band of light with 640-720 nm. Plants receive this band of light naturally through the sun, but when solar energy is not available it is possible to use cultivation lamps that emit this type of light band, which corresponds to the yellow/red spectra.

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8 0
4 years ago
How does the anaphase stage differ in the two phases of meiosis?
Ronch [10]

The answer is c. Anaphase I separates homologous chromosomes and anaphase II separates sister chromatids into daughter cells.


Meiosis is a cell division which results in the reduction of chromosome number by half (from diploid to haploid) in daughter cells. It consists of meiosis I and meiosis II. 

In anaphase I, the sister chromatids separate from each other to the opposite sides of the cells. In meiosis I there are 46 chromosomes in duplicates which are present as pairs of sister chromatids. When comes to separation, homologous chromosomes separates only, but not sister chromatids. Homologous chromosomes are present only in meiosis I.

 In anaphase II, since the cell is haploid, there are 23 chromosomes in duplicates, which are present as sister chromatids. So, in this phase, sister chromatids are those who separates. 


4 0
3 years ago
Read 2 more answers
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erastovalidia [21]

Answer:

Emotion is an organism's response to a stimulus that includes a mixture of physiological arousal, expressive behaviors, and conscious experience.

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4 0
4 years ago
When you consume protein, your body breaks it down into smaller molecules known as __________?
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4 years ago
Explain why glucose consumption must increase in hypoxic tissues to provide the same amount of ATP that could be produced from g
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3 0
4 years ago
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