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Donna Cooley
BiologyBiology
People with sickle cell disease often experience episodes of severe pain in their joints, chest, and abdomen and swelling in their hands and feet. Using what you know about the function of blood, why do you think the abnormal shape of sickled red blood cells causes these symptoms?
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Thalia Maldonado
BiologyBiology
The order Cetacea includes modern-day whales, dolphins, and porpoises. These marine mammals share common characteristics that have led scientists to make a conclusion about their evolutionary history. Cetaceans:

lack gills and must breathe air

give birth to live young rather than lay eggs

have fin bones that are similarly shaped to limb bones

have spines that flex up and down rather than side to side

The characteristics of cetaceans provide evidence that

A. they evolved from land mammals.

B. the theory of evolution is incorrect.

C. they evolved from air-breathing fish.

D. the bodies of their ancestors never changed.
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Lance Lucero
BiologyBiology
Small clouds accumulated in dense areas are known as? a. Stratus clouds b. Protogalactic clouds c. Cirrus clouds d. Stratocumulus clouds
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Jamari Chen
BiologyBiology
Why is movement difficult to catch on a camera?
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Jarrett Beltran
BiologyBiology
What happens in the small intestine?

O

A. Water and nutrients are absorbed.

O

B. Large proteins are broken into smaller proteins.

O

C. Waste material is expelled from the body.

O

D. Salivary amylase breaks down the food.
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Arabella Hampton
BiologyBiology
What are some examples of bodily functions that require ATP (Active Transport) to move molecules in and out of cells?
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Adonis Villa
BiologyBiology
The probability of two independent events occurring together is

a.) the sum of the probability of each event occurring separately

b.) the product of the probability of each event occurring separately

c.) the difference between the probability of each event occurring separately

d.) impossible to determine
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Maximus Weber
BiologyBiology
When humans began to walk upright, how did sexuality change? Group of answer choices

Breast contact became less important.

The sight of the genitals became less important.

The sense of smell became more important.

The sensual aspect of intercourse became more important.
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Yahir Dennis
BiologyBiology
Which of these species is the least competitively dominant?

A. black pine

B. gooseneck barnacle

C. mussel

D. acorn barnacle
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Frederick Graves
BiologyBiology
The elastic epithelial fold of variable size which partially blocks the entrance to the vagina is called the
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Titus Newton
BiologyBiology
Which of the following are characteristics of Chytridiomycota? Mark all that apply. (There are 4 that apply.)

flagellated spores

spores produced in the ascus

lack reproduction phase

important in the food industry

important in the digestion of animals

can cause disease in plants

can cause disease in animals
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Soren Curry
BiologyBiology
What are the molecular products of cellular respiration?
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Elisa
BiologyBiology
In which type of reproduction can cells divide through the process of mitosis?

chromosome duplication

sexual reproduction

gamete formation

asexual reproduction
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Elena Hoffman
BiologyBiology
Dermatomes are skin segments that relate to sensory innervation regions of the spinal nerves.

True

False
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Antony Estrada
BiologyBiology
Why is an estuary considered an intermediate biome?
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