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Dmitry_Shevchenko [17]
4 years ago
14

Immunity that is genetically determined and present at birth is called ________ immunity. select one:

Biology
1 answer:
skelet666 [1.2K]4 years ago
3 0

<span>
</span>

Immunity that is genetically determined and present at birth is called innate immunity.  
<span>
The innate immunity is also called inborn immunity. This is the first line of defence against infection and it provides immediate defence.<span> The innate immune system is nonspecific</span> and <span>its activated by the presence of the antigen of a pathogen (virus, bacteria, parasite).</span></span>
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Scientists once believed that modern-day reptiles were the only living descendants of dinosaurs, which were reptiles. Accumulati
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This is the complete question

Scientists once believed that modern-day reptiles were the only living descendants of dinosaurs, which were reptiles. Accumulating fossil evidence has now suggested that the most recent dinosaurs gave rise to birds, making birds one of the closest living relatives of dinosaurs.

What statement provides the strongest evidence to support the claim that birds evolved from dinosaurs?

A. A fossilized rib cage of the semi-aquatic dinosaur Spinosaurus shows that it had lungs.

B. Fossils of the beaked dinosaur Ankylosaurus show that it had modified scales that produced hard, bony plates.

(C. Fossils of the winged dinosaur Archaeopteryx show that it had modified scales that produced feathers.) c is the right answer

D. A fossilized nest of the herbivorous dinosaur Brachiosaurus shows that it laid external eggs.

The correct answer is option C, that is, fossils of the winged dinosaur Archaeopteryx show that it had modified scales that produced feathers.  

<h3>What is Archaeopteryx?</h3>

Archaeopteryx is considered an intermediate fossil between the dinosaurs and modern birds.

With its amalgamation of reptilian and avian characteristics, it was long considered as the earliest known bird. It was found in 1860 in Germany, it is sometimes also called Urvogel, that is, the German term for a first bird or original bird.  

Thus, The correct answer is option C.

To learn more about Archaeopteryx click here:

brainly.com/question/17059171

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5 0
2 years ago
Attraction of magnets is caused by similar poles aligning .<br> true or false ?
marysya [2.9K]

Answer:

true

Explanation:

because when you put a negitive with a positive it attrascts but if you put a positive with a positive it will not attract it will repeal

8 0
3 years ago
Compounds formed from attraction of oppositely charged ions are called
IgorC [24]
<span>compounds formed from attraction of oppositely charged ions are called</span> ionic bond

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3 years ago
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Crossing over occurs when
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During meiosis crossing over occurs at the pachytene stage, when homologous chromosomes are completely paired. At diplotene, when homologs separate, the sites of crossing over become visible as chiasmata, which hold the two homologs of a bivalent tighter until segregation at anaphase.
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3 years ago
Aproportionality statement that is unequal can be made into an equation by using a(n)?
Ronch [10]

Answer:

Proportionality constant

Explanation:

Pls maek brainliest

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1 year ago
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