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andrew11 [14]
3 years ago
6

How many dna molecules are present in a synapsed pair of homologous chromosomes?

Biology
1 answer:
uranmaximum [27]3 years ago
7 0

Answer:

The answer is 4

Explanation:

The answer is 4 because we are talking about pairs of homologous chromosomes and there  two copies  are held together and they are located in the centromere.

Synapsis is two homologous chromosomes pairing. During the event of <em>meiosis </em>homologous chromosomes are being pared but then also separated because of reducing the genetic content of the resulting haploid cells.

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Read the overview and complete the interactivities that follow. The lac operon consists of a series of genes involved in the bre
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Answer:

1 True 2 false 3 false 4 true  5  true

Explanation:

1 The Lac I gene makes repressor protein  True

2 The structural genes encoded by lac operon are involved in lactose synthesis  false

3 The CAP protein is an activator protein that binds to the operator false

4 The product of Lac I is an allosteric protein that can undergo conformational change when allolactose binds to it  True

5 CAP binding causes DNA to bend facilitating RNA polymerase binding True

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3 years ago
How might you use an ERD (entity Relationship Diagram) to represent ecosystem services?
luda_lava [24]

Answer:

Identify all the entities in the system. An entity should appear only once in a particular diagram. ...

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Add attributes for entities.

Explanation:

6 0
2 years ago
Please help me with this question
skelet666 [1.2K]

Answer:

osmosis is the movement of water molecules from a region of lower concentration to a region of higher concentration through a semi permeable membrane

Explanation:

note: osmosis only occurs in liquids

and a semipermeable is a membrane with very tiny holes that allows solvent molecules to pass through it readily but does not allow solute particles to pass through it

3 0
3 years ago
Which of the following is a major benefit of commercial agriculture? O A. Loss of habitat B. Overconsumption of water C. Product
zavuch27 [327]

Answer:

C.  Production of primary food crops

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Loss of habitat and overconsumption of water are big drawbacks of commercial agriculture.  Synthetic fertilizers tend to be necessary with commercial agriculture, but they are heavy polluters and tend to destroy waterways, so they are a big drawback of commercial agriculture.

4 0
2 years ago
How do you think the study of heredity may help the human race in the future
sattari [20]

Answer:

whats obj mean and please let me have these points and ill help

HELP PLS!!!!!!!!!!!!!!!!!!!!!!!!!

Gregory is testing different types and amounts of fertilizer on his tomato plants to find the best conditions for his summer garden. He tries three different fertilizers with varied amounts and records the growth in a chart.

Based on the data in the data table, what is a reasonable prediction about the amount and type of fertilizer Gregory will use to have the most growth for his plants?

Question 2 options:

He will use 1 kg of fertilizer B.

He will use 2 kg of fertilizer C.

He will use 1.5 kg of fertilizer A.

He will use 1.5 kg of fertilizer C

-----

pls help

also this is all i could think of/find

---

So the knowledge of both heredity and environment is of utmost value to the teachers, administrators and educational planners. If it is realized, the system of education will be changed to a great extent.

Explanation:

3 0
3 years ago
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