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Mazyrski [523]
3 years ago
11

Select the correct answer. During which stage of fetal development do the heart and lungs of a fetus become fully developed and

functional? A. first trimester B. second trimester C. fertilization D. third trimester
Biology
1 answer:
vovangra [49]3 years ago
7 0

Answer: B the second trimester

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Hatshy [7]

well biological could be your well mainly your looks how tall how short think physical sameness

the motive could be like smoking you think its cool cause your parent do it maybe

8 0
3 years ago
Which of the following is a balanced equation representing the decomposition of lead(IV) oxide?
Vlada [557]
I think the correct answer from the choices listed above is option A. The balanced equation representing the decomposition of lead oxide would be that <span>PbO2 = Pb + O2. It decomposes into oxygen gas and lead metal. Hope this answers the question.</span>
7 0
3 years ago
Why don’t animal cells need cell walls?
Bad White [126]

Because they don't need them. Cell walls, which are found in plant cells, maintain cell shape, almost as if each cell has its own exoskeleton. This rigidity allows plants to stand upright without the need for bones .

7 0
3 years ago
Write a brief statement explaining how this trash truck is similar to the organs in your excretory system and how it is differen
deff fn [24]

Answer:

Explanation:

The role of the Excretory System is to remove wastes from the body. The urinary system is made-up of the kidneys, ureters, bladder, and urethra. The nephron, an evolutionary modification of the nephridium, is the kidney's functional unit. Garbage truck or dustcart refers to a truck specially designed to collect municipal solid waste and haul the collected waste to a solid waste treatment facility such as a landfill. Other common names for this type of truck include trash truck in the United States, and rubbish truck, bin wagon, dustbin lorry, bin lorry or bin van elsewhere.

5 0
4 years ago
Read 2 more answers
A cell with three pairs of chromosomes has the genotype Aa Bb Cc, with each locus on a different chromosome. If this cell were t
mash [69]

Answer:

One type of cell that is similar to parent cell.

Explanation:

The cells undergo cell division either by mitosis and meiosis. The meiosis produces four genetically dissimilar daughter cells as the process undergoes recombination event which exchanges the genetic sequence.

The process of recombination does not take place in the mitotic division and also the daughter cell exhibit the same number of chromosome.

In the given question, since the cell with the genotype Aa Bb Cc undergo mitotic division, therefore, the daughter cell will be produced with the same genetic material and no genetically different cells.

Thus, One type of cell that is similar to parent cell is correct.

5 0
3 years ago
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