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Free_Kalibri [48]
3 years ago
11

Which of the following lacks a nucleus?

Biology
2 answers:
Andreas93 [3]3 years ago
7 0

C) A virus since it isn't actually a living being nor is it a cell, which would have a nucleus.

Leno4ka [110]3 years ago
7 0

Answer:

<h3>B. Animal Cell</h3>

Explanation:

A prokaryote is a unicellular organism that lacks a nucleus.

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Why does dna replication occur inside the cell?
Brilliant_brown [7]
This is because both strands of DNA have complementary bases. The nucleotide sequence of each automatically gives the needed information to produce its partner. This needed information is Genetic/DNA/Parent Cell. Each cell serves as it's own template in order to acquire this.
6 0
3 years ago
If you cross a mule and a horse, you get a donkey. How many chromosomes does a donkey have?
madreJ [45]

Answer:

62

Explanation:

31 pairs

A mule is the offspring of a male donkey (a jack) and a female horse (a mare). A horse has 64 chromosomes, and a donkey has 62. The mule ends up with 63. Mules can be either male or female, but, because of the odd number of chromosomes, they can't reproduce.

3 0
4 years ago
Innate immunity and acquired immunity are both _____. See Concept 43.1 (Page 953) View Available Hint(s) Innate immunity and acq
MariettaO [177]

Answer:

The correct answer is - characteristics of all vertebrate animals.

Explanation:

Innate immunity is the first line of the immune system that comes with birth whereas adaptive or acquired immunity is the immunity that comes throughout life by experiencing or developing the immune system. Adaptive or acquired immunity is the immune response that comes through cell-mediated responses whereas innate immunity is the immune response that includes sweat glands and secretion from the skin. innate immune responses also include digesting and killing bacteria by the saliva, enzymes, lysozymes.

The only characteristic among these that present in both is that they both immune systems found in all vertebrates.

4 0
3 years ago
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Which nitrogenous base is found in RNA but not found in DNA?
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4 years ago
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