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Vladimir79 [104]
3 years ago
13

Discuss the roles of abiotic and biotic factors in determining species richness, drawing on examples from four ecosystems.

Biology
1 answer:
Alik [6]3 years ago
8 0

Answer:

Biotic factors are living things within an ecosystem; such as plants, animals, and bacteria, while abiotic are non-living components; such as water, soil and atmosphere.

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50% of offspring will have short lashes (homozygous recessive) and 50% will have long lashes (heterozygous which is dominant)
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Which muscle group works the hardest isometrically when performing a wrist curl in pronated position
klemol [59]
I am pretty sure that would be <span>wrist flexors</span>
7 0
4 years ago
Please help. I can't seem to understand this.
Volgvan

Coastal mountains force cool, moist air from oceans to rise as it moves toward land. Clouds form, and precipitation falls on the <u>windward</u> side of the mountain. On the <u>leeward</u> side of the mountain, very little precipitation falls.

3 0
3 years ago
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Focus on the evolution of horn size in the Bighorn sheep population from 1950 to present. What would you predict would happen if
dalvyx [7]

Answer:

The correct answer is option e) "Over time, we could see an increase in the H1 allele frequency".

Explanation:

The bighorn sheep (Ovis canadensis) is a species that is a very attractive for hunters because of its long horns. This negative human influence has make that bighorn sheep with long horns struggle to survive and reproduce. Horn size in bighorn sheep is determined primarly by a gene called HRN, which has two alleles H1 (for long horns) and H2 (for smaller horns). if hunting were discontinued for bighorn sheep in a large population we can predict that over time, we could see an increase in the H1 allele frequency, because in this population bighorn sheep with long horns will have better chances of surviving.

6 0
3 years ago
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What property of membranes allows interactions to take place within the membrane, including the assembly of membrane protein clu
Greeley [361]

Answer:

Phospholipid bilayer.

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The plasma membrane has a function that protects the cell from its external environment, mediates cellular transport, and transmits cellular signals.

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5 0
3 years ago
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