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Olenka [21]
3 years ago
12

Define ecology and identify the two features of organisms that ecologists try to explain. Discuss examples of experiments that e

xamine these features.
Biology
1 answer:
sleet_krkn [62]3 years ago
4 0

Answer:

Ecology is defined as the scientific study of the complex interactions between organisms, and the environment of the earth. Ecologists study, and examine the features of biotic and abiotic factors of the environment.

Abiotic factors include non-living factors, the physical, and chemical attributes, for example light, water, temperature, and nutrients which helps to influence the abundance, and distribution of organisms.

Biotic factors include living factors, the other organisms which are part of a separate environment, similarly influence the abundance and distribution of life present on Earth.

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3 years ago
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3 years ago
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Charra [1.4K]
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7 0
3 years ago
The ABO blood groups in humans are expressed as the I A , I B , and i alleles. The I A allele encodes the A blood group antigen,
Fynjy0 [20]

Answer:

d. multiple alleles and codominance

Explanation:

ABO blood group is controlled by three alleles instead of the usual two. Hence, it is an example of multiple alleles. These three alleles are IA, IB and i. IAIA genotype leads to production of A antigen hence A blood group. IBIB genotype leads to production of B antigen hence B blood group. When they are present together (IAIB) both A and B antigens are produced resulting in AB blood group. Hence ABO blood group is also an example of codominance.

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