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DENIUS [597]
3 years ago
6

Invertebrates have only nonspecific immunity which means

Biology
1 answer:
grin007 [14]3 years ago
3 0
<span>It means two things. One is that it attacks all foreign bodies, it's not specific to just one type of foreign bodies, and the other is that it's inborn and innate, meaning that you have a defense mechanism since birth, it's not aquired during life. If you're born without it you have to live in a bubble more or less.</span>
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If a man who is heterozygous for blood type A marries a woman who is heterozygous for blood type B, what is the predicted phenot
Margaret [11]

Answer:

Blood types: AB, A, B, and O in ratio 1:1:1:1

Explanation:

The ABO blood group system is employed in Humans. The alleles for blood type A (A) and blood type B (B) are dominant over the allele for blood type O (O).

If a man who is heterozygous for blood type A (AO) marries a woman who is heterozygous for blood type B (BO), the following gametes will be produced by each parent:

AO - A and O

BO - B and O

Using these gametes in a punnet square, the following proportions of offsprings will be produced:

Blood type AB - 1/4

Blood type A - 1/4

Blood type B - 1/4

Blood type O - 1/4

7 0
3 years ago
Why do a chicken embryo and a cow embryo look very similar even though the adults do not
masya89 [10]
The answer is : They are distantly related so their development is similar. They have different genetic materials.
5 0
3 years ago
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Identify methods used to reduce erosion
GuDViN [60]

Erosion Prevention Techniques


   Plant grass and shrubs. ...

   Add mulch or rocks. ...

   Use mulch matting to hold vegetation on slopes. ...

   Put down fiber logs. ...

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5 0
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Study the picture of the ocean. Which is the best example of an organism’s niche shown in the picture? The environment contains
tankabanditka [31]

Image is not provided in the question. The image is attached below for the question.

Answer:

The coral take in food from the water and provide shelter for the fish.

Explanation:

Coral reefs found in marine ecosystem and provide diverse ecosystem on the planet. They play very important role in marine ecosystem such as  resist the effect of wave action and tropical storms and protect coastlines and provide shelter and habitat to other marine organism such as small fishes.  

The image given shows fish and corals exists together and shows relationship between corals and fishes.<em> </em><em>This means, Corals take minerals and food from the water and provide shelter to marine animals. </em>

Like this corals functions in the marine system.

Hence, teh correct option is "The coral take in food from the water and provide shelter for the fish".

7 0
3 years ago
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All platyrrhines __________.
mote1985 [20]
<span>The correct option is option b.
</span>All platyrrhines <span>have three premolar teeth.
</span>platyrrhines belongs or relates to the primate gathering or super family Platyrrhini, including the New World monkeys, having a wide, level nose and usually a long, prehensile tail.
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