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malfutka [58]
3 years ago
11

Why are conditional alleles useful in studying genes with functions in essential cell processes?

Biology
1 answer:
sdas [7]3 years ago
3 0

Answer:

Conditional genes enable to study the gene function by manipulating the gene of interest

Explanation:

Conditional alleles are widely used in molecular genetics to study gene function in target tissues or developmental stages. A conditional allele can be produced by introducing two recombinase recognition sites (SRSs) at flanking regions of the target gene, thereby deletion/inversion of these sites induced by a specific recombinase will produce a null allele. Generally, conditional alleles are designed by introducing LoxP sites flanking the gene of interest; however, classical gene targeting methods (i.e., by homologous recombination) have been historically used in order to produce conditional alleles.

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What dose the word spillway mean?
ExtremeBDS [4]

a passage for surplus water from a dam.

4 0
3 years ago
In gymnosperms and angiosperms, seeds disperse the ________ stage of the life cycle and in mosses and ferns, spores disperse the
Scrat [10]

Answer:

The correct answer is - sporophyte and gametophyte.

Explanation:

In seed producing plants such as gymnosperm and angiosperms the sporphytic part of life cycle is more dominant than the gametophytic part of life cycle. Sporophyte life cycle arise just after the formation of the zygote formation from fertilization of the gametes. The seeds are sporophytic structure that are dispersed to grow and be a full sporophytic plant with root, stem and leaves.

In mosses and ferns the case is different as there are no seed forming present the spores that are gametophytic as has n number of chromosome disperse to produce gametophytic plants that are comparatively small to sporophytic ones.

Thus, the correct answer is - sporophyte and gametophyte.

4 0
3 years ago
Identify the following particles as being charged or uncharged/neutral. If charged, indicate whether they are charged positively
andre [41]

Answer:

Particle A is negatively charged.

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Explanation:

Particle A is negatively charged because the number of electrons is more than number of protons so the particle gain negative charge. Particle A is neutral due to same number of proton and electron which cancels the effect of one another and become neutral whereas the Particle B is positively charged due presence of more number of protons as compared to number of electrons so the particle gain positive charge.

4 0
3 years ago
WILL NAME BRAINLYEST
Nadya [2.5K]

Answer:

Rr

Explanation:

Rr, assuming that the flower petals are capable of incomplete dominance.

In incomplete dominance, a heterogeneous can show a mixture of the two traits (ie. white and red mix to pink or in your case blue and yellow mix to green).

3 0
3 years ago
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Answer:

scatter plot is answer

6 0
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