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Svetllana [295]
3 years ago
5

BIOLOGY-STARS-THANKS-BRAINIEST

Biology
1 answer:
vova2212 [387]3 years ago
3 0

D. POPS.

Your answer is D because pesticides have aldrin, chlordane, .... which are all POPS.

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A new kind of tulip is produced that develops only purple or pink flowers. Assume that flower color is controlled by a single-ge
g100num [7]

Answer:

Explanation:

the purple allele (C) is dominant to the pink allele (c).

The frequency of C represents p while that of c represent q. Using the formula p+q= 1

The proportion of pink flower is 153/1000 = 0.153. This is also the frequency of the genotype cc (q^2).

Thud to find q which is the frequency of the c allele,

q = √0.153

q = 0.3912

From the formula p +q = 1 we can find p p = 1 - 0.3912

p which is the frequency of the C allele

p = 0.6088.

B. the proportion of all purple flowering plants that are heterozygotes and homozygotes is 847 / 1000 = 0.847

5 0
4 years ago
Plant transgenic technology is important for the introduction of genes that convey traits related to environmental stresses and
Gekata [30.6K]

The options of the given question are:

method for DNA delivery

gene construct

efficient selection strategy

tissue culture system

Answer: Tissue culture system.

Explanation:

The role of tissue culture system is not much in case of the transgenic plant. The method of DNA delivery, efficient selection strategy and gene construct are involved in the plant transformation.

But plant tissue culture is not directly involved in the plant transformation. The plant tissue culture is the collection of the techniques which is used to maintain the growth of the plant cells and so it does not plays any important role in plant transformation.

The plant transformation is the introduction of the desired characters into the plant and then the growth of transformed plant takes place in the culture medium. This has no role in the plant transformation or has less role.

8 0
3 years ago
Which of the following describes a population
laiz [17]

Answer:

Explanation:

Thus, the first equation to consider simply shows that the change in the number of individuals in a population in a given time interval is the population growth rate

4 0
4 years ago
What energy transforms when you eat food and then walk and talk?
nirvana33 [79]
Body transformation chemical energy then thermal energy most occurs in stomach
8 0
3 years ago
In which phase of meiosis will sister chromatids separate and move to opposite end of the cell
yawa3891 [41]
The Telophase 2 is the fourth step or process during Meiosis (cell division). During Telophase 2, a nuclear envelope forms around each set of new chromosomes. In this stage, cytokinesis occurs, which is responsible for producing four daughter cells each with a haploid set of chromosomes. During the crossing-over phase some chromosomes are observed to have segments that have recombined with the original parent chromosomes.  
<span>
When the phase is over, the two cells are now finally separated and their nuclear membranes are fully formed causing the meiosis cell division to be completed.</span>
8 0
3 years ago
Read 2 more answers
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