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mixas84 [53]
2 years ago
10

In the lungs, there are tiny sacs called alveoli. Gas exchange will need

Biology
2 answers:
Ierofanga [76]2 years ago
5 0

When air is inhaled, oxygen diffuses from the alveoli into the blood to be used for respiration by the body’s cells. Carbon dioxide is a waste product made by the body’s cells during respiration.

leonid [27]2 years ago
5 0

Answer:

carbon dioxide and oxygen

Explanation:

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kykrilka [37]

Answer:

The correct answer is C eukaryotes have a greater variety of genetic material than prokaryotes.

Explanation:

Prokaryotic cells consist of single chromosome and their DNA is present in a dense region called nucleoid.As one copy of each gene is present in the chromosome prokaryotic cells are haploid.The DNA of prokaryotic cells are circular

 Whereas eukaryotic DNA is linear and multiple distinct chromosomes are present in eukaryotes.Two copies of each chromosome are present are in many eukaryotic cells.As a result the eukaryotic cells are diploid in nature.

   Due to this greater variety of genetic material the domain eukarya are more complex than archea and or bacteria domains.

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If a woman is homozygous for red hair and her husband is homozygous for brown hair, what is the probability that they will have
boyakko [2]
Well, you failed to mention which one is the recessive trait in this instance. But, let’s say red hair is recessive, denoted by r and brown hair is dominant denoted by R. Mom is rr and dad is RR. All children are going to be Rr and so heterozygous. They will all carry the trait for red hair but will express brown hair themselves, so 0% probability of having a child with red hair from the initial parents
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1 year ago
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marysya [2.9K]
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What is the difference between a unicellular organism and a multicellular organism? How does this affect function?
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The diagram below indicates four different parts of the human brain. What part is labeled as 2?
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I think it's cerebrum
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