BIOL 101 quiz 7 complete solution correct answer key

Liberty University BIOL 101 quiz 7 complete solutions correct answers key

More than two versions

Charles Darwin believed that whole new species originated as a result of

Natural selection is of limited effectiveness in preserving new favorable mutations. Why?

In physical size, Mycoplasma genitalium is

Charles Darwin’s view of the species was

The term _________ represents a predictive theory of how a species might change with time, whereas the term ________ assumes that nature can create whole new structures and organisms.

Francis Crick’s theory of directed panspermia states that

Could RNA have been the original site of information storage in the primitive cell? A difficult problem with this possibility is that

The role of the barbule in the primary flight feather is to

Which of the following organisms were not observed by Charles Darwin while reading and voyaging the world?

Mycoplasma genitalium is well known for the _________ infections it causes.

During the formation of a feather which of the following structures appears as a result of early induction events within the dermal layer of the wing surface?

Which of the following is a component structure of a primary flight feather?

Francis Crick developed the theory of directed panspermia to address what problem?

Which of the following was a fruitless research study in which a new function was observed but no new genetic information was made?

Which of the following research programs proved fruitless in its search for new mutations that added new genetic information useful to the orgamism?

Which statement below distinguishes the roles that mutation and natural selection play in the evolutionary process?

In the evolutionary model, mutation ______ genes that will develop a better organism while natural selection ______ genes that will develop a better organism.

Continual (especially cyclic) environmental change has what potential effect on the process of natural selection? Such change

Which of the following mutations would not be helpful in generating appropriate structuring for flight feathers? A gene sequence that would

Which phrase below best describes an event in feather development that results in the formation of barbs?

M. genitalium can adhere to a variety of different human host surfaces by

The alleged early earth atmospheric gases as proposed by Miller and Urey are lacking in ______ gas, even though it has been discovered at high levels on planet Venus today.

Which of the following phrases best evaluates the naturalistic hypothesis for its value in explaining the origins of new structures like the flight feather?

Natural selection is an “expensive” process. This is true because

One major problem with the speculation that the origin of life occurred at geothermal vent is that

During early Cambrian times, homeobox genes would need to have

The Design theorist comes to the conclusion that most mutations occurring today are harmful because

A major limitation in all real natural populations that prevents the potential power of directional selection from being demonstrated: real nature populations

Both the theist and the naturalist come to the conclusion that most mutations occurring today are harmful because

In order to evolve a vertebrate fin or arm from a primitive leg, mutational changes would be required to

Directional selection

The third stage of life history implied in the early pages of the Genesis record could best be described as

A rock sample that is composed of a fine compacted collection of sand or silt particles would be termed a(n)

The function of a homeobox gene

Homeobox genes are known to be found

The number and variety of mutational changes required to evolve a vertebrate fin or arm from a primitive leg

Which of the following pairs of organs are properly described below?

In the early pages of the Genesis record, the first stage of life history could best be described as

During the Cambrian explosion, mutations to generate an insect limb or a fish fin must be accompanied by

Design theorists see stabilizing selection as a way of

In structure a homeobox gene

Which of the following classes of mutations accumulate silently in the DNA having no obvious effect on one’s ability to reproduce?

Stabilizing selection

Homeobox genes were originally found in

Romans 8 describes modern living organisms as

The largest problem associated with evolving insects from sponges during a 5 million year time period is the

Whether or not a homeobox gene is transcribed depends on

The phrase “Cambrian Explosion” refers to

Directional selection