Ques:Q: What is the measurement for the amount of water vapor in the air? Choices: - haze - ambient - saturation - humidity A:

Ans:humidity
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Ques:Q: What are the key cells of an immune response? Choices: - keratinocytes - erythrocytes - histiocytes - lymphocytes A:

Ans:lymphocytes
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Ques:Q: Female monotremes lack a uterus and vagina. instead they have what? Choices: - endometrium - placenta - urethra - cloaca A:

Ans:cloaca
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Ques:Q: Gram-negative bacteria have a cell wall made of peptidoglycan, whereas gram-positive bacteria have a cell wall made of what? Choices: - choanocyte acid - solmization acid - hydrolic acid - lipoteichoic acid A:

Ans:
lipoteichoic acid
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