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Tiara Keith
Which of the following correctly provides an example of the hierarchical structure of living organisms?

A.

Organisms that live in the ocean, as opposed to on land, have developed different ways to obtain oxygen.

B.

Human blood cells are specialized to transfer oxygen throughout the body.

C.

The digestive system of animals is made up of organs that work together to break down food.

D.

Reptiles and amphibians have a shared ancestry, so many of their body structures are similar.
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Briggs
What is the name of a long chain of amino acids strung together?

Select one:

O a. Polysaccharide

b. Polypeptide

c. Peptide sandwich

O d. Polymorphism

Check
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Jude Barber
For Ryan to meet his grain requirements, which group of foods would be his best choice in a single day? a) sweetend cereal, pasta, white bread b) whole grain bagel, a doughnut, and pasta c) whole grain cereal, potato chips, whole grain bread d) oatmeal, whole grain bread, sweet potato
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Atticus Walsh
The appropriate unit for defining and measuring genetic variation is the
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Delaney Salazar
Assume that a new parasite that infests blue crabs is introduced into the Hudson River, decimating blue crab populations. Look at the structure of this simplified open-water food web, then drag the labels to predict how the population of each organism would be affected.
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Villanueva
Why do bodies of water tend to moderate temperature swings from day to day?
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Ansley Howell
A red flower with a heterozygous genotype for petal color would have a genotype of:

A. RR

B. rr

C. WW

D. Rr
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Guest
Why are the terms dominant and recessive misleading?
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Medina
Which of the following separates layers of different density?

thermocline

pycnocline

halocline
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Adriel Rice
Why malarial concepts called hypothesis?
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Bridger Mullen
What would likely have happen to earth if no icy debris had arrived
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Hodges
What is an example of temporal isolation? A. flowers that bloom in different months B. birds that have different mating calls C. fruit flies that mate in different locations D. squirrels that have different fur colors
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Xiomara Keith
The leg amputation is likely to involve
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Darrell Ross
Which of the following is an example of an emergent property? Sunlight is absorbed by pigments within plant leaves. The DNA backbone contains sugar groups and phosphate groups. When gears and other structures are assembled into a bicycle, the entire assembly can propel the rider. Proteins are constructed of amino acids.
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Ash
The

is the fluid component of blood.
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