Ques:Answer the following question given this paragraph: Movable joints are also known as synovial joints. This is because the space between the bones is filled with a thick fluid, called synovial fluid, that cushions the joint (see Figure below ). Q: What is the thick fluid in the space between bones that cushions the joint? Choices: - interstitial fluid - amniotic fluid - collagen - synovial fluid A:

Ans:synovial fluid
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Ques:Answer the following question given this paragraph: The male reproductive organ in a flower is the stamen . It has a stalk-like filament that ends in an anther. The anther is where pollen forms. Q: Featuring a stalk-like filament that ends in an anther, what is the male reproductive organ in a flower? Choices: - angiosperms - cones - petals - stamen A:

Ans:stamen
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Ques:Answer the following question given this paragraph: Q: Plants have a touch response known as what? Choices: - trichina - pollenation - photosynthesis - thigmotropism A:

Ans:thigmotropism
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Ques:Answer the following question given this paragraph: 42.3 | Antibodies By the end of this section, you will be able to: Explain cross-reactivity Describe the structure and function of antibodies Discuss antibody production An antibody, also known as an immunoglobulin (Ig), is a protein that is produced by plasma cells after stimulation by an antigen. Antibodies are the functional basis of humoral immunity. Antibodies occur in the blood, in gastric and mucus secretions, and in breast milk. Antibodies in these bodily fluids can bind pathogens and mark them for destruction by phagocytes before they can infect cells. Q: What protein is produced when a plasma cell is stimulated by antigens? Choices: - collagen - dystrophin - keratin - immunoglobulin A:

Ans:
immunoglobulin
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