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Which of the following contains a human's hereditary information?

A. chromatin

B. Histones

C. ATP

D. Plasmids

Answer Explanation:

Rationale

Chromatin refers to a complex of DNA and proteins in human cells. This material is packaged by histones to make up the chromosomes. The chromosomes then contain genetic information that is heritable.

Therefore, the Correct Answer is A.

More Questions on TEAS 7 Science

  • Q #1: Which of the following tools can be used to measure the turbidity of a liquid by measuring the transmission of light through the sample?

    A. Spectrophotometer

    B. Centrifuge

    C. Electro photometer

    D. Microdensitometer

    Answer Explanation

    A spectrophotometer is an instrument that measures the intensity of light absorbed after it passes through a sample solution. With the spectrophotometer, the concentration of a chemical substance can be determined by measuring the intensity of light detected.

  • Q #2: A represents atomic mass and 2 represents an atomic number, which of the following describes an atom after a proton is emitted?

    A. A-1,2-1

    B. A-1,2+1

    C. A,2-1

    D. A+1,2-1

    Answer Explanation

    This is because when a proton is emitted from an atom, the atomic mass decreases by one unit, and the atomic number decreases by one unit. The atomic mass is the sum of protons and neutrons in the nucleus, and the atomic number is the number of protons in the nucleus. Therefore, if a proton is lost, both numbers decrease by one.

  • Q #3: A study found two processes. Process A and Process B, are to be correlated. Which of the following is true for these processes?

    A. The study indicates that Process A causes Process B

    B. The study cannot indicate whether Process A and B have a negative relationship

    C. The study does not indicate a causal relationship between the processes.

    D. The study cannot indicate whether Process A and B have a positive relationship

    Answer Explanation

    Correlation does not imply causation. Even if two processes are found to be correlated, it does not necessarily mean that one causes the other. It could be that they are both influenced by a third factor, or the correlation could be coincidental. Therefore, the study does not indicate a causal relationship between the processes.