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3 years ago

What does it mean for an organism to be a pathogenic organism?

1 answer:

5 0

An organism is defined as pathogenic if it can cause diseases in humans. The organisms that cause diseases' like whooping cough, influenza and diphtheria are this kind of pathogen.

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What kind of material forms white sand beaches

hammer [34]

Fish poop.

Tropical white beaches get their pearly white color from the excrement of fish far off of the coast which eat coral and other things that reside on the ocean floor. When they eat they swallow some sand into their mouths as well, and process it with the food they just ate. Their stomachs can't really digest the sand, tiny minute rocks essentially, and thus turn their color white. Or the rock forming the sand can be naturally pigmented a whitish tone as well.

6 0

4 years ago

The Rh factor identifies the presence of the rhesus protein in blood. The Rh factor can be represented by a + or – sign. It is i

vitfil [10]

Answer:

Blood type A

Explanation:

Blood type A Rh+

Antigens (on the surface of the red blood cells):

A indicates there are A antigens.

Rh+ indicates there are Rh antigens.

Antibodies (in the blood plasma):

B antibodies.

If there are A and Rh antigens but no B antigens, the antibodies in the blood plasma are B antibodies.

8 0

4 years ago

Read 2 more answers

In humans, the allele for dimples (D) is dominant to the allele for no dimples (d). At another gene locus, the allele for broad

Inga [223]

Answer:

Explanation:

As given, Allele for dimples(D) is dominant over alleles for no dimples (d), so D is dominant over d.

Allele for broad eyebrows (B) is dominant over allele for slender eyebrows (b), so B is dominant over b.

A man heterozygous for both traits ( DdBb) marries a women who has no dimple and heterozygous fro eyebrow (ddBb)

So cross is = DdBb × ddBb

1). Genotype of the man is DdBb.

2). Genotype of the woman is ddBb.

3). Genotype of the gametes produced by the man are DB, Db, dB and db.

4). Genotype of the gametes produced by the woman are dB and db.

5). Probability that their first child will have dimples 50% or 1/2

6). Probability that there first child will have both dimples as well as slender eyebrows 1/8

6 0

3 years ago

Describe how solar radiation reaches earth and is absorbed in emitted by earth atmosphere and surface

Yanka [14]

Answer: solar radiation

Explanation: Energy released from the Sun is emitted as shortwave light and ultraviolet energy. When it reaches the Earth, some is reflected back to space by clouds, some are absorbed by the atmosphere, and some is absorbed in the Earth's surface Shortwave radiation reflected back to space by clouds.

Hope this helps!!! have a nice day!!!

6 0

3 years ago

Read 2 more answers

Samantha was injured in a skiing accident, and she lost her sense of hearing. The doctor who operated on her stated that the hai

gogolik [260]

Answer:

The doctor should suggest a cochlear implant

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4 years ago