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Neporo4naja [7]
3 years ago
12

How do mutagens affect chromosomes? AThey change the chemical composition of DNA, which can affect the structure or number of ch

romosomes. They attack the inner part of the chromosome, changing the sequence of DNA in the centromere of the chromosome. They alter the size of the chromosome, which affects the way a chromosome passes genetic traits from parents to offspring.
Biology
2 answers:
Solnce55 [7]3 years ago
6 0

They change the chemical composition of DNA, which can affect the structure or number of chromosomes.

Yakvenalex [24]3 years ago
5 0

Answer: A) They change the chemical composition of DNA, which can affect the structure or number of chromosomes.

Explanation:

Edge2020

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makkiz [27]

Answer:

the accurate one is layer C is younger then layer A

Explanation:

5 0
3 years ago
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These rocks are formed from igneous,sidementary, metamorphic rocks
Rufina [12.5K]

Answer:

Igneous rocks are formed from melted rock deep inside the Earth. Sedimentary rocks are formed from layers of sand, silt, dead plants, and animal skeletons. Metamorphic rocks formed from other rocks that are changed by heat and pressure underground.

Explanation:

3 0
3 years ago
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Which to the mollusks studied in the lab show a bilateral body plan and anterior development of a head and a highly mobile lifes
givi [52]
The answer is chiton

Chitons are marine mollusks that are very numerous and flattened as bilaterally symmetrical. They are also mobile.
6 0
3 years ago
If I present you with a picture of a fishing trawler, but then remove (and alternatively replace) the anchor on the bow of the t
kodGreya [7K]

Answer:

change blindness

Explanation:

Change blindness is the perceptual phenomenon which occurs when the change is introduced in the visual stimulus and observer is not able to notice this change.

People's Poor ability of the people to the detect reflect the fundamental limitations of the human attention.

<u>The given example in which the person is not able to notice the change which is the removal of the anchor, reflects change blindness.</u>

7 0
3 years ago
3. In rabbits, spotted coat (S) is dominant to solid color (s) and black (B) is dominant to brown (b). These loci are unlinked.
faust18 [17]

Answer:

Genotype: SsBb

Phenotype: Spotted, black

Explanation:

Homozygous, true-breeding brown spotted will have the genotype SSBB while a homozygous, true-breeding solid black rabbit will have the genotype ssbb.

Crossing the two to produce offsprin:

SSbb   x   ssBB  = All SsBb

<em>All the offspring will have SsBb genotype and since S and B are dominant over s and b respectively, the offsprings will appear black and spotted.</em>

<em>See the attached Punnet's square analysis.</em>

<em />

6 0
3 years ago
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