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lions [1.4K]
3 years ago
9

Which statement best explains why invertebrates often have outer skeletons but vertebrates do not?

Biology
2 answers:
quester [9]3 years ago
8 0
The outer skeleton provides protection due to the fact that invertebrates do not have backbones
kolbaska11 [484]3 years ago
8 0

Answer:

The correct answer is A or The outer skeleton provides protection, since invertebrates do not have backbones.

Explanation:

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One oak tree cell with 14 chromosomes undergoes meiosis. How many cells will result from this process,???
Tomtit [17]

Answer:

Four (4) cells

Explanation:

Meiosis is the type of cell division in which four daughter cells that are genetically different is produced. The daughter cells are gametes that have undergone a reduction in their chromosome number (by half).

For example, one cell of an oak tree with 14 chromosomes is said to undergo meiosis. This means that, based on the explanation of meiosis above, the oak cell will give rise to four (4) daughter cells containing 7 chromosomes each.

5 0
2 years ago
Which cellular structure makes it possible for a cell to differ structurally and biochemically from its surroundings? select one
icang [17]
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3 years ago
You have isolated a microorganism from seawater that contains thylakoid membranes, gas vacuoles, and carboxysomes. It is most li
Nata [24]

Answer:

D. A cyanobacterium

Explanation:

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3 years ago
Your science teacher asks you to build a model of a cell. The model should look like a city, and buildings in the city should re
Mariulka [41]

Answer: The correct answer is B)  city hall:control center.

As per the question, model of cell looks like a city where different buildings correspond to different organelles ( membrane bound subcellular compartments like nucleus, golgi complex, vacuole, endoplasmic reticulum).

Nucleus is a specialized membrane bound compartment that possesses the genetic material ( DNA) of the Eukaryotes ( like plants and animals).

Nucleus controls all the essential activities of the cell by regulating the expression of gene ( segment of DNA corresponding to a particular protein).

Therefore, in the model of cell, city hall;control center represents the nucleus of the cell.


5 0
3 years ago
Read 2 more answers
Where does the blood go when it leaves the right ventricle?
o-na [289]

Answer:

yea the correct answer is lungs

7 0
2 years ago
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