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Jaylene Frye
BiologyBiology
What process produces usable energy in cells
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Guest
BiologyBiology
Whales have what seem like remnants of a pelvis and femur, as shown here.

What are these structures an example of?

transitional structures

analogous structures

vestigial structures

adapted structures
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Alia Bentley
BiologyBiology
In humans, having freckles is dominant to no freckles. In a genetic cross of a homozygous dominant parent with a homozygous recessive parent, what percent of the offspring should have freckles?

a. 100

b. 75

c. 50

d. 20
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Gavyn Ford
BiologyBiology
Natural selection will only led to evolution if it allows for an organism to
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Damarion Lucas
BiologyBiology
Which of the following statements is true? A. Instantaneous acceleration is always changing. B. An object that is accelerating is always changing direction. C. An object at rest has an instantaneous acceleration of zero. D. An object that is accelerating is always changing speed.
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Mitchell Tapia
BiologyBiology
Which of the following is NOT a monomer?

a. a glucose molecule

b. an amino acid

c. a protein

d. a nucleotide
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Gage Mccarty
BiologyBiology
Describe the process by which glucose molecules pass through the cell membrane. Be sure to state the kind of molecule that allows glucose molecules to pass through?
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Graham Gill
BiologyBiology
Which statement describes both scavengers and detritivores

A. They kill animals for food

B. They live inside other living animals

C. They attack living organisms

D. They feed on pieces of dead organisms
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Baron Trevino
BiologyBiology
Which base replaces thymine in the mRNA
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Gunnar Hudson
BiologyBiology
What results when a single bacterium reproduces?

a. One parent cell and a genetically different cell

b. Two genetically identical daughter cells

c. Two genetically unique daughter cells

d. One parent cell and a genetically identical daughter cell
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Guest
BiologyBiology
When mosquitoes are very abundant, purple martins flock to the area and specialize on them. When mosquito populations are not large, purple martins are similarly scarce and feed on other insects. This is an example of

A) community carrying capacity.

B) ecosystem carrying capacity.

C) exotic regulation.

D) density-independent regulation.

E) density-dependent regulation
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Remington Jordan
BiologyBiology
Which condition is commonly treated with a fasciotomy to relieve pressure? ?
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Anabelle Bell
BiologyBiology
How does wind cause weathering?
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Alonso Singh
BiologyBiology
The one-toed horse of today steadily evolved from its five-toed ancestor.
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Julius
BiologyBiology
What might happen to the finch populations after millions of years
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