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egoroff_w [7]
3 years ago
11

Many rain forest plants are prone to developing fungal infections on their leaves. Fungi can grow rapidly in moist environments,

and a serious infection can kill plants. One rain forest plant species has a genetic variation that affects its leaf structure. The traits and the descriptions of the plant’s leaves are listed in the chart.
Description
Trait A: medium-tip leaves Leaves are narrower toward the tips, but don't come to a full point. Most of the water drains from the leaves.
Trait B: drip-tip leaves Leaves come to a sharp point, leading to thorough water drainage from the leaves.
Trait C: wide-tip leaves Water runs onto the leaves and tends to pool in pockets at the tips.
During natural selection, organisms with harmful traits are less likely to successfully reproduce than organisms with beneficial traits. Neutral traits don’t improve or hurt an organism’s chances for survival. So, they tend to persist in populations when environmental conditions are stable. If the environment changes, neutral traits could become harmful or beneficial depending on the situation.

In year 1, a population of rain forest plants has the following distribution: 50% have medium-tip leaves, 25% have wide-tip leaves, and 25% have drip-tip leaves. You will simulate three years of this population: year 1, year 5, and year 10. How will the trait distribution most likely change over this time?
Biology
2 answers:
Genrish500 [490]3 years ago
7 0

Answers:

Year 1: 50% medium-tip leaves / 25% wide-tip leaves / 25% drip-tip leaves

Year 5: 40% medium-tip leaves / 40% wide-tip leaves / 20% drip-tip leaves

Year 10:  30% medium-tip leaves / 55% wide-tip leaves / 15% drip-tip leaves

I think medium-tip leaves will become less over time is because in the description it says ¨ Most of the water drains from the leaves.¨ And as we know fungus likes cool, and humid weather.  Let us think that  this plant is big and lives in a very humid forest, and because the leaves can´t hold water, most of the water would go on the ground next to it.  As we know plants that are tall would have a long shadow, and a fungus can grow under the plant because of the water keeps leaking through the leaves, the humid temperature, and the shadow of the plant.  

Next I think that the wide-tip leaves will most likely able to survive better is because when it rains most of the water will go to the core or stem of the plant.  (Like in the aleo vera plant there´s a little socket in the middle of the plant for water to go when it rains.)  This means that there won´t be as much water dripping out into the soil.  Therefore this means that the soil won´t be watery enough for a fungus to grow.  

Finally, I think the drip-tip leaves would be second for most likely able to survive is because even though the rain will mostly go into the soil, but some will still go into the plant.  I´m not saying that the medium-tip leave won´t but I think that the drip-tip leave would catch more rain than the medium-tip leave.  

Pavel [41]3 years ago
5 0

Answer:

the trait will most likely cause for the fungi to become an heterosexual organism since it will  need nothing to reproduce it will keep on expanding until climate change or natural disasters affects the species

Explanation:

im on this ques rn

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