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podryga [215]
3 years ago
13

Check Your Understanding

Biology
1 answer:
schepotkina [342]3 years ago
5 0
I think the answer is b or f
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Compare and contrast characteristics of the three domains: Archaea, Bacteria, and Eukarya
Digiron [165]
Archae can live in extreme settings, like super cold or super hot places 

Archae have no peptidoglycan in cell walls, while Eubacteria do

Eukarya are things like fungi, plant, animal cells 

Not all Eukarya have cells walls 
8 0
3 years ago
1.)Which of the following explains why genetic variation is necessary for evolution to occur in a population ?
postnew [5]
I strongly think it's c mainly because it;s the only one that talks about everyone being the same and not evolving like they should.
3 0
3 years ago
Random orientation of homologous pairs of chromosomes during meiosis I results in alternative arrangements that contribute to ge
iogann1982 [59]

Random orientation of homologous pairs of chromosomes during meiosis I results in alternative arrangements that contribute to genetic variation in offspring. This is called "independent assortment".

<u>Explanation:</u>

The sets of homologous chromosomes, also recognized as bivalents or tetrads, align along the metaphase plate in a random order in metaphase I of meiosis I. Another way for cells to incorporate genetic variation is by spontaneous orientation. Mendel's independent assortment law stipulates that, independently of one another, the alleles of two or more different genes are sorted into gamets.

In other terms, for one gene, the allele that a gamete receives does not affect the allele that is obtained for another.Genetic recombination (by random segregation) and crossing over during meiosis creates daughter cells each containing different combinations of maternally and paternally coded genes.

4 0
3 years ago
Describe the connection of the joints between the bones of the skull.
igor_vitrenko [27]

Answer:

A suture is a type of fibrous joint that is only found in the skull ( cranial suture). The bones are bound together by Sharpey's fibres. A tiny amount of movement is permitted at sutures, which contributes to the compliance and elasticity of the skull. These joints are synarthroses.

7 0
3 years ago
In a bacteria population a change in DNA in a specific gene results in the production of a new protein that inhibits growth of f
Usimov [2.4K]
The event is called mutation

A mutation is a rare, accidental or induced modification of genetic information in the genome, specifically DNA.Depending on which part of the genome is affected, the consequences of a mutation may vary.
A mutation is said to be hereditary if the mutated genetic sequence is transmitted to the next generation (see germinal mutations).
It is one of the elements of biodiversity and one of the many factors that may be involved in the evolution of the species (for example: production of new protein which help the bacteria to grow in hostile environment like fungi).
8 0
4 years ago
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