Unit 1 Biology HW Review

Pollution made dark moths harder to see and safer, As pollution abated, the light forms increased in population because:

Which feature is visible on the Archaeopteryx fossil and shared with modern birds?

Beside Darwin, the theory of evolution by means of natural selection was also independently proposed by:

Derived character states shared by clade members are called

The evolution of saber teeth in a number of groups of extinct carnivorous mammals is an example of:

The study and reconstruction of phylogenies is

Considerably more phenotypic variation exists in domesticated varieties of species than non-domesticated. Why is this?

You want to learn about cars so you examine the parts independently, what type of approach is this?

The rate at which evolution is occurring cannot be estimated by:

When you are cold and start shivering, your body attempts to regulate your body temperature this mechanism is called?

Based on hierarchical levels of biological organization, which of these choices represents the broadest level?

What evolutionary evidence is shown by vertebrates sharing organ patterns

dark & light moths are marked and released in polluted & unpolluted woodlands, then recaptured, what would you predict?

You hypothesize traditional and online biology students will have similar grades. What do your observations allow u 2 do

You explain to your besties that a hypothesis is:

Characteristics that are present in organisms as a result of common evolutionary descent are ________characteristics.

The most likely explanation for why toothed whales have a blowhole is

Evidence suggests crocodiles are closer to birds than turtles and snakes Including crocodiles but not birds would be

The streamlined bodies seen in sharks, tuna, and dolphins are due to

After Darwin concluded his voyage on the Beagle, he proposed that the process of natural selection was a mechanism for:

All of the following were produced in experiments on primitive Earth conditions conducted by Miller-Urey except for

Choose the true statement about the morphological data in the chart shown below.

 whats the most important way that geological events like weathering and volcanoes affected the ability of life to form?

Is it valid to test how dissolved salt affects water's freezing point with a saltwater variable and a control?

Why do human and fish embryos both have pharyngeal pouches that develop into different structures?

The age of the Earth according to modern estimates is about:

The term that Darwin used to describe those with superior attributes and are more likely to survive

Two principal organelles in eukaryotes that were apparently derived from different types of bacteria are the

Homologous Structures

The group that probably gave rise to chloroplasts is the

The oldest fossils of eukaryotes have been estimated to be

What is the advantage of having cyanobacteria living inside a cell?

The same bone array is modified to give rise to the wing of a bat and the fin of a porpoise. This anatomical structure:

Assuming beak depth is heritable, what do you predict about beak depth in the next generation. (See graph below)

Eukaryotic cells acquired mitochondria and chloroplasts by

Parental care in dinosaurs, crocodiles, and birds is an example of

An experimental test of the hypothesis explaining the origin of the first organic compounds on Earth won't include:

Complete this sentence to make it correct: Bird wings and bat wings are homologous....

Geographical areas exhibit plant and animal communities of similar looks although plants and animals aren't related are:

Gingko trees in the U.S. lose leaves yearly. Assuming Gingko trees in China do the same is an example of what?

Cactacea and Euphorbia share physical characteristics, but not recent common ancestor. These families are an example of?

Evolution does not violate the second law of thermodynamics because

The best explanation for a fossil with a flat head and crocodile like eyes with fin and neck bones is

Peppered moths have to distinct forms, dark or light colored wings. Which of the following about these moths is true?

many trees lose leaves in response to shorter day length, you think that Gingko trees also do. This is an example of:

Structures that have no apparent function but had a function in ancestral species are

Which of the following was demonstrated by the Miller-Urey experiment?

Salamanders were separated group 1 relied on camo group 2 relied on mimicking poisonous animals what is selection type?

NASA discovered a new planet with an atmosphere rich in hydrogen gas, hydrogen sulfide, ammonia, and methane. This is:

A wood desk for homework was once a tree, but after being cut down, its tissue exhibits what property of life?

A pair of traits that best illustrates convergent evolution is

How strong is the evidence of early Earth for living cells before 3.4 billion years ago?

The evidence for industrial melanism being caused by increase in dark allele was provided by field tests carried out by:

Your friends are arguing about the difference between phylogeny and systematics. Which friend is right?

Why was the determination of the actual sequence of the human genome considered to be descriptive science?

Wings of birds and butterflies have similar functions, but different evolutionary origins. They are:

Critique the experiment where 50 pea plants in pots were covered with glass lids overnight resulting in water droplets.

Industrial melanism refers to

Dr. Rs proposal that the deaths were caused by an organism called a protist is considered a(n)_________.

What aspects of the hierarchical organization may be affected withina period of a several years?(cant find gif here cat)

What would result for global climate from a massive drop in atmospheric carbon dioxide

In studying the medium ground finch on Daphne Major, the Grants noted that each generation of finches had beaks

Darwin's book in which he described his views on evolution is:

Radioactive isotopes are used in dating materials from distant past. What about radioactive dating techniques is true?

A scientific theory is:

Which of the following was produced in experiments on primitive Earth conditions conducted by Miller-Urey and others?

Plants raised under lights turned off & on by a clock, some given long periods of light, others given short. This is

A scientist is studying endosymbiosis in cells. This means she is investigating:

Why is there free oxygen in the air?

Dating a rock techniques can be used to accurately predict the age of fossils occurring in the rocks. This technique

Character states shared by the ancestor or outgroup of a clade are called

Darwins ideas on evolution were advanced. His approach to science and natural selection was supported by which tenet?

The proposal that one type of organism can change gradually into another type over a long period of time is known as:

Your microwave won't turn on and you think a circuit breaker has tripped. In scientific terms the steps are described as

Karl Popper suggested that scientists use "imaginative preconception," which means that successful scientists:

Walnut and Gingko trees lose leaves in fall as days shorten. Concluding many trees do this is an example of what?

The oldest microfossils are of

Structures that have similar structure and function but different evolutionary origins are called?

Why is it necessary to take an interdisciplinary approach to studying biology?

A key idea in Darwin's thinking was nature's limits on population growth, proposed by whom?

The marsupials in Australia closely resemble the placental animals of the rest of the world. This is an example of

The evolution of conducting tubes (sieve tubes) in land plants and brown algae is an example of

Infolding of the cellular membrane has led to the development of the

Recent discoveries of microscopic fossils have extended the known history of life to about:

Vascular plants appeared about 450 million years ago. Vascular plants have existed on earth for ____?

During Snowball Earth, temperatures at the equator rarely exceeded -20°C. Why didn't heat from the sun melt the ice?

True multicellularity is a major characteristic of

Shared characteristics above a branch point on a cladogram, not below, are called what?

Which of the following about endosymbiosis and the origin of the Eukaryotic cell is false?

The early Earth's reducing atmosphere probably contained all of the following except

The evolution of similar forms in different lineages when exposed to the same selective pressures is called

Life apparently originated on Earth about

Testing a hypothesis by changing one variable at a time should include an unchanged variable called:

Progressive changes in fossil record are evidence for evolution because

Which "alternate" hypothesis might also explain industrial melanism?

Domestication of dogs has lead to

A suggested explanation that might be true and is subject to testing by further observations is a(n):

A group is considered polyphyletic if

The method of reasoning that uses construction of general principles by careful examination of many specific cases is

The half-life of carbon-14 is 5,600 years. A fossil that's one-eighth the normal proportion of carbon-14 to carbon 12 is