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svetlana [45]
3 years ago
15

In the image shown, the light bulb is on. In order for this to happen, the circuit must be

Biology
1 answer:
Nataly_w [17]3 years ago
7 0
The circuit has to be closed, so B.
If the circuit was open, the flow of energy wouldn't be able to reach the light bulb.
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Pick two.
Nat2105 [25]

Fungi doesn't have chlorophyll and they digest food internally so your 2 answers are B and D.

6 0
3 years ago
Read 2 more answers
Cilia are composed of microtubules. How are microtubules different from the other cytoskeletal filaments?
Maru [420]

Answer:

They are thick, strong and made up of thousands of tubulin which are spiral in shape.

Explanation:

In eukaryotic cells, they have microtubules which are fibres serving as tracks for cell to cell transport and regulate the shape of a cell.

Microtubules are different from other cytoskeletal filaments because they possesses a cylindrical shape with the tube having a larger diameter of 20-25 nm as compared to microfilament that have a diameter of 3-6 nm.

Microtubules are made of subunits of proteins called tubulin named alpha and beta that is not present in other cytoskeletal filaments.

4 0
3 years ago
Albinism is caused by a recessive mutation. If two albino mice mate and produce offspring with normal pigmentation, what could y
Nezavi [6.7K]

Answer: A geneticist studies a series of families in which both parents are normal and at least one child has albinism. The geneticist reasons that both parents in these families must be heterozygotes and that albinism should appear in  of the children of these families. To his surprise, the geneticist finds that the frequency of albinism among me children of these families is considerably greater "Than . Can you think of an explanation for the Thigher-than-expected frequency of albinism among These families?

Explanation:

8 0
3 years ago
explain how having a haploid number of chromosomes contributes to the function of gametes in a life cycle
kotegsom [21]
Having the haploid number of chromosomes allows the zygote to have the correct number. If gametes weren't haploid, every generation of organisms would have twice as many chromosomes as their parents. I hope my answer has come to your help. God bless and have a nice day ahead!
7 0
4 years ago
Describe two types of living things that biologists could study. Think about types of living things that are not in the ocean —
S_A_V [24]

Answer:

Following are the two types of living things that biologists could study:

1) Animals

2) Plants

Explanation:

As we know plants and animals are the most important organisms. Animals has further categories of living things are on land:

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2) Mammals

3) Reptiles

4) Amphibians

Fishes are not included because they are in water but not on land.

3 0
3 years ago
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