★ Cardiovascular System Quiz
______carry blood back to the heart
A. arteries
B. capillaries
C. veins
D. arterioles
Select your answer:
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Diagnostic Tools Bacteria and Protist Review Bacteria Tissue Repair Pathology Pain Pathophysiology Food The Nervous System Hygiene and Nutrition Cellular Transport and Metabolism Visual Impairment Biodiversity Conservation DNA and RNA Structures Homeotic Genes and Cancer Leaves Perioperative Nursing CareOther quiz:
Histology › ViewWhy are histological stains, like hematoxylin and eosin (H&E), important in microscopy?
A. They make the microscope easier to use.
B. They color specific cellular components for better visualization.
C. They preserve the tissue structure.
D. They provide three-dimensional imaging.
Molecular Genetics Integrated Science › View
Adenine pairs with thymine in DNA, but pairs with _________ in RNA.
A. uracil
B. thymine
C. cytosine
D. guanine