Biology, 01.09.2019 18:10 njimenez1231

In a double-blind experiment, which of the following is true?
a. the subjects are not told the purpose of the experiment.
b. the experiments are conducted in a specially darkened and soundproof room to eliminate the influence of chance environmental variables.
c. the experimenter does not know which subjects are in the treatment group.
d. neither the subjects nor the experimenter know who is in the treatment group.
e. each experimental subject is assigned to exactly two blocks.

Answers: 2

Show answers

Another question on Biology

Biology, 22.06.2019 14:10

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles

Answers: 2

Answer

Biology, 22.06.2019 16:00

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.

Answers: 1

Answer

Biology, 22.06.2019 18:00

Try to answer all questions if possible i will take anything this is worth 21 ! ! 1. what rights do citizen's have in a monarchy? 2. what countries practice monarchy? 3. what is one advantage of a monarchy? 4. what is one disadvantage of a monarchy? 5. what rights do citizen's have in a dictatorship? 6. what countries practice dictatorship? 7. what is one advantage of dictatorship? 8. what is one disadvantage of dictatorship?

Answers: 3

Answer

Biology, 22.06.2019 18:10

Which chemical reaction shows photosynthesis? a. water + carbon dioxide + sunlight → oxygen + glucose b. carbon + oxygen → carbon dioxide c. hydrogen + oxygen → water d. nitrogen + hydrogen → ammonia

Answers: 1

Answer

You know the right answer?

In a double-blind experiment, which of the following is true?
a. the subjects are not told th...

Questions