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Solnce55 [7]
3 years ago
6

Differentiation requires __________ of particular genes to produce populations with __________ capabilities that form tissues. d

ifferentiation requires __________ of particular genes to produce populations with __________ capabilities that form tissues. activation; unlimited inactivation; unlimited activation; limited inactivation; limited
Biology
1 answer:
exis [7]3 years ago
8 0

Answer;

-Inactivation; limited

Differentiation requires inactivation of particular genes to produce populations with limited capabilities that form tissues.

Explanation;

-Cell differentiation is how generic embryonic cells become specialized cells. This occurs through a process called gene expression.

-Gene expression is the specific combination of genes that are turned on or off (expressed or repressed), and this is what dictates how a cell functions.

-Gene expression plays a critical role in the morphological changes that take place in a developing embryo and fetus and in the differentiation of stem cells to form specialized cells.

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jolli1 [7]
Endangered Species Act of 1973
3 0
3 years ago
A planet has a mass of 5.97 x 1024 kg and a radius of 6.38 x 106 m. Find the weight of a 65.0 kg person at 1000 km above the sur
mote1985 [20]

<u>Answer:</u> The weight of the person above the surface of a planet is 635.83N.

<u>Explanation:</u>

To calculate the weight of a person, we use the formula:

w=mg     ....(1)

where,

w = weight of an object

m = mass of the person = 65kg

g = acceleration due to the gravity of the planet

For the calculation of weight, we need to first find the acceleration due to gravity and for that we use the formula:

g=\frac{GM}{r^2}

where, g = acceleration due to gravity = ?m/s^2

G = Universal gravitational constant = 6.67\times 10^{-11}Nm^2/kg^2

M = mass of the planet = 5.97\times 10^{24}kg

r = distance of the person from the planet = 6.38\times 10^6m

Putting values in above equation, we get:

g=\frac{(6.67\times 10^{-11}kgm/s^2.m^2/kg^2)(5.97\times 10^{24}kg)}{(6.38\times 10^6m)^2}\\\\g=9.782m/s^2

Putting this value in equation 1, we get:

w=65kg\times 9.782m/s^2=635.83N

Hence, the weight of the person above the surface of a planet is 635.83N.

7 0
3 years ago
What are the differences between DNA ad RNA?
djyliett [7]

Answer:

DNA is a long polymer with deoxyriboses and phosphate backbone. Having four different nitrogenous bases: adenine, guanine, cytosine and thymine. RNA is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.

7 0
3 years ago
Read 2 more answers
Part A
FrozenT [24]

Answer:

The correct Hint is D) Stepwise

Explanation:

Scientific inquiry usually involves a process through which scientists try to resolve tough problems.

Many people have proposed various steps to the methodology of scientific inquiry. There is one that has 3 steps, one that has 5 steps, and another that has 7 steps.

The 7 steps of scientific inquiry are given below:

  1. Defining the Question.
  2. Stating the Research.
  3. Postulating the Hypothesis.
  4. Carrying our the Experiment.
  5. Making Observations.
  6. Reaching Results/Conclusion.
  7. Communicate. Present/share your results. Replicate.

Cheers

4 0
3 years ago
Which area of a patients pulmonary system could be affected if she is coughing up alot of mucus?
Alenkinab [10]
I believe it would be the bronchiole
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3 years ago
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