Answer:
Option A
Explanation:
Complete question
Dr. Portillo is conducting a study in order to test a causal hypothesis. What type of study must she conduct?
a. an experiment
b. a case study
c. a survery
d. a naturalistic observation
Solution
Hypothesis testing is an statistical analysis that involves testing a sample data to assure the plausibility of the null hypothesis.
After a hypothesis is stated, the next step is to prepare an analysis plan. After the plan is set, experiment methodology must be framed and executed. Once the result of experiment is obtained, it must be validated and hence cross checked with null hypothesis to either accept it or reject it.
Hence, option A is correct
Part a: Plasma Membrane
part b:<span> The basic function of the </span>cell membrane<span> is to protect the </span>cell<span> from its surroundings.
part c: and hang on one second for this last part, ill answer just need to find some note, will take like 1min.
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Answer:
D. they are usually dominant or recessive.
Explanation:
alleles are pairs of genes found on a particular spot a chromosome. If one is dominant over the other it give rise to a particular trait.
I believe they are positioned Beneath one of the clavicles. Pacemaker is a small device that's placed in the chest or abdomen to help control abnormal heart rhythms. This device uses electrical pulses to prompt the heart to beat at a normal rate. Pacemakers are used to treat arrhythmias. Arrhythmias are problems with the rate or rhythm of heartbeat.
