Which of the following are characteristics of Archaeopteryx lithographica? Check all that apply.
_____ a beak with teeth
_____ a small, reptilian breastbone
_____ claws
_____ feathers on its wings
_____ a tail with few vertebrae
__X__ a beak with teeth
__X__ a small, reptilian breastbone
__X__ claws
__X__ feathers on its wings
_____ a tail with few vertebrae
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Which of the following is an adaptation to land characteristic of gymnosperms but not ferns?
a. seeds b. spores c. vascular system d. alternation of generations e. flowers
Thylakoid membranes are involved in ____ synthesis
a. glucose b. NADP+ c. ATP d. RuBP e. PEP
Which of these pairs is correctly matched?
A) IgE: typically structured as a pentamer B) IgG: first immunoglobulin produced in a primary immune response C) IgM: readily crosses the placenta to protect the fetus/newborn D) IgA: found in secretions such as colostrum, tears, and mucus
What is potential energy?
What will be an ideal response?