Recent activity by Alquimista

Recent activity by Alquimista

In order to use lacZ as a reporter gene, scientists use recombinant DNA technology to create a ______________ gene which contains the coding region of lacZ and the cis-acting regulatory regions of a different

asked Dec 21, 2024

1 answer 44.9k views

During phase 4 of the pacemaker action potential, which ion channel closes? 1) Sodium channel 2) Potassium channel 3) Calcium channel 4) Chloride channel

answered Nov 28, 2024

1 answer 72.3k views

Complete the following sentence. A desairologist is a cosmetologist who works on the hair, nails, and skin of the

answered Oct 24, 2024

1 answer 56.0k views

Describe the role that natural selection could have played in the eventual dominance of Homo sapiens on Earth.

asked May 23, 2024

1 answer 10.9k views

Does soy sauce need to be refrigerated after opening

asked May 20, 2024

1 answer 3.0k views

Determine the value of the expression square root of 2 plus square root of 1/2.

asked May 2, 2024

1 answer 73.4k views

In what conditions is the F1 capsule expressed/not? a) Nutrient-rich environments b) Stressful conditions c) Aerobic conditions d) Anaerobic conditions

answered Mar 25, 2024

1 answer 193k views

The focus of this week is on discussing the sampling distribution of the sample mean. Suppose that you have a distribution involving a continuous random variable x. Discuss how one would obtain a distribution

answered Mar 7, 2024

1 answer 216k views

The subfield of anthropology that studies language use is called: a. biological anthropology b. linguistic anthropology c. cultural anthropology d. archaeology

answered Mar 3, 2024

1 answer 90.6k views

Suppose that the functions g and h are defined for all real numbers x as follows. g(x)=x+3 h(x)=2x^2 Write the expressions for : (g-h)(x) and (g+h)(x) and evaluate (g*h)(-3)

asked Feb 23, 2024

1 answer 144k views

Overlap in the visual fields of our eyes ________. A) leaves a blind spot anterior to the nose and in the lateral fields of vision B) is essentially a waste of brain processing for what is essentially

asked Feb 21, 2024

2 answers 179k views

Discuss the role of enterokinase and trypsin in activation of pancreatic enzymes a) Enterokinase activates trypsinogen to trypsin, trypsin activates other pancreatic enzymes b) Enterokinase activates lipase,

asked Feb 11, 2024

1 answer 180k views

What is the surface area? Use this formula- A= 1/2 bh

answered Jan 28, 2024

2 answers 92.4k views

Jan finds it difficult to learn the alphabet, until she hears the alphabet song. Then she can easily remember it. This is an example of ________ encoding. A. acoustic B. semantic C. sensory D. visual

answered Jan 26, 2024

1 answer 162k views

Factors that helped the spread on Christianity

answered Dec 20, 2023

1 answer 198k views

Select all the addition problems in which you annex zeros.

asked Dec 3, 2023

1 answer 125k views

Space/earth science if anyone can help 40 points / 20 points per person

answered Nov 26, 2023

1 answer 194k views

Hank rents 9 cases of plates.He has 250 guests attending the banquet. There are 30 plates in each case. Did Hank rent enough plates? Explain

answered Nov 2, 2023

1 answer 90.4k views

Please see question. Thanks

answered Oct 4, 2023

1 answer 75.0k views

Solve each system by graphing and then write the solution. 4x - y = -2x + y = -3

answered Aug 30, 2023

1 answer 128k views

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