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3 years ago

Animals in a South American rain forest and plants in an African desert both belong to the

Biology

1 answer:

kirza4 [7]3 years ago

5 0

Answer:

Tropical rainforest

Explanation:

Tropical rainforest, luxuriant forest found in wet tropical uplands and lowlands near, members of the Canellaceae are shared between South America and Africa, and two In regions lying between the wet tropics and the deserts, climatic zones

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An area where soil has eroded experiences what?

Natali [406]

An area where soil has eroded experience loss of nutrients. The topmost layer of soil is called the topsoil and is the most fertile. Soil erosion results in the loss of soil fertility and makes the land barren

The main cause of soil erosion is the removal of vegetation, which exposes the topsoil to water and wind. Wind and water are the main agents of soil erosion.

Water erosion can be sheet erosion, rill erosion, gully erosion or riparian erosion.

7 0

3 years ago

In man, assume that spotted skin (S) is dominant over non-spotted skin (s) and that wooly hair (W) is dominant over non-wooly ha

Brut [27]

Answer:

Total four genotypes and its frequency

SsWw – 4/16

ssWw- 4/16

Ssww - 4/16

ssww - 4/16

Phenotype –

SsWw – Heterozygous Spotted skin and heterozygous wooled hair

ssWw - Homozygous non-spotted skin and heterozygous wooled hair

Ssww - Heterozygous Spotted skin and Homozygous non -wooled hair

ssww - Homozygous non-spotted skin and Homozygous non -wooled hair

Explanation:

Given -

Allele for spotted skin is "S"

Allele for non-spotted skin is "s"

Allele for Wooly hair is "W"

Allele for non-wooly hair is "w"

Allele "S" is dominant over "s"

And Allele "W" is dominant over "w"

Cross is carried out between heterozygous spotted, non-wooly man and heterozygous wooly-haired, non-spotted woman

Genotype of heterozygous spotted, non-wooly man - Ssww

Genotype of heterozygous wooly-haired, non-spotted woman - ssWw

Ssww * ssWw

Sw Sw sw sw

sW SsWw SsWw ssWw ssWw

sw Ssww Ssww ssww ssww

sW SsWw SsWw ssWw ssWw

sw Ssww Ssww ssww ssww

Total four genotypes and its frequency

SsWw – 4/16

ssWw- 4/16

Ssww - 4/16

ssww - 4/16

Phenotype –

SsWw – Heterozygous Spotted skin and heterozygous wooled hair

ssWw - Homozygous non-spotted skin and heterozygous wooled hair

Ssww - Heterozygous Spotted skin and Homozygous non -wooled hair

ssww - Homozygous non-spotted skin and Homozygous non -wooled hair

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4 years ago

What component of a Red Blood cell is lacking if the red blood cell is a light red?

dem82 [27]

Answer:

hemoglobin

Explanation:

Cytoplasm of RBCs contain large amount of hemoglobin which contain iron binds to haem group. it carry and transport oxygen from lungs to all parts of body and return carbondioxide back to the lungs from the different tissues.

Normal level of hemoglobin for men= 13.5 to 17.5 g/dl and for women =12.0 to 15.5 g/dl

Low level of hemoglobin is the indication of anemia

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3 years ago

Natural selection ___.

Afina-wow [57]

The answer is A) prepares organisms for future changes in the environment

6 0

3 years ago

The earths surface has changed over time because of the tectonic plates.<br><br>A.

charle [14.2K]

Yes that statement is true

5 0

3 years ago