Which of the Following Is a Statement of the First

question 55

Multiple Choice

Which of the following is a statement of the first law of thermodynamics?

• A)E_k = (1/2)mv²
• B)A negative ΔH corresponds to an exothermic process.
• C)ΔE = E_final - E_initial
• D)Energy lost by the system must be gained by the surroundings.
• E)1 cal = 4.184 J (exactly)

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Definitions:

Sex Chromosomes

Chromosomes that determine the sex of an organism, typically one of two kinds: X and Y in mammals.

X Chromosome

One of the two sex chromosomes, playing a key role in determining genetic sex and involved in various genetic disorders.

Y Chromosome

A sex chromosome typically associated with male characteristics in species that have XY sex-determination systems, carrying genes important for male reproduction.

ABO Blood Group

A classification system for human blood based on the presence or absence of A and B antigens on the surface of red cells, which determines compatibility for blood transfusion.