Exam 4 pt.1

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Lichens are made up of two different kinds of organisms living in a symbiotic relationship. The two organisms are

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In the basidiomycete life cycle, the only diploid cell is the

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The only fungi that have flagellated cells are the

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Rhizopus nigricans is a member of the phylum

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Large reproductive structures produced by some fungi are called

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Mycorrhizae are a

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When a lichen has a flat appearance and grows tightly attached to a rock the lichen is described as being

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Mushrooms belong to the phylum

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In a mycorrhizal association, the plant provides to the .

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Most fungi produce filaments called

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Hyphae that contain two genetically distinct nuclei within each cell are referred to as

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In the ascomycetes, meiosis occurs inside a(n)

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Conidia are

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The sac fungi belong to the phylum

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Mendel's principle of dominance implies that

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A true breeding tall pea plant is crossed with a true breeding dwarf pea plant. All of the F1 offspring are tall. What is the genotype of the dwarf parent plant?

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A parent heterozygous for two traits will produce ____ types of gametes with respect to those traits.

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If 76 out of 104 offspring express the dominant trait in a particular cross, the parents were most likely to be

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Recessive traits

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In garden peas, tall (T) is dominant to dwarf (t). What phenotype ratio of offspring would you expect from crossing a tall (Tt) plant with a dwarf (tt) plant?

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A tall pea plant (TT) and a different tall pea plant (Tt) have the same

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A dihybrid cross

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In garden peas, inflated pods (I) is dominant to pinched pods (i). What are the chances of getting pods that are inflated from crossing a homozygous dominant plant with a heterozygous plant? You must show your Punnett square to get full credit.

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Mendel's principle of segregation implies that the two alleles of a gene in a diploid organism

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What is the relationship in the genetic information of a homologous pair of chromosomes?

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In garden peas, tall (T) is dominant to dwarf (t). What are the chances of getting a dwarf plant from crossing a tall (Tt) plant with a dwarf (tt) plant? You must show your Punnett square to get full credit.

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A useful tool for showing all possible combinations of gametes from a particular parental cross is a

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A true breeding tall pea plant is crossed with a true breeding dwarf pea plant. All of the F1 offspring are tall. In words, how would you describe the genotype of the F1 plants?

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The Hardy-Weinberg principle

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The rapid evolution of an ancestral population into many new species is called

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Who proposed that evolution is "descent with modification"?

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Organs that are similar in underlying form in different organisms due to a common evolutionary origin are ____ organs or structures.

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Independent evolution of similar structures in unrelated organisms, as a result of adaptation to similar environments is known as ____ evolution.

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Darwin thought that the major driving force in evolution was

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Allopatric speciation occurs when

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In populations that are not evolving,

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Sympatric speciation occurs when

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Stabilizing natural selection

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The spine of the fishhook cactus and the tendrils of the garden pea are both modified

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Microevolution

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Gene flow is caused by

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There are floral differences among some related species of plants that result in pollination by different pollinators. In this case, reproductive isolation is due to

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Which of the following is an example of a mechanism for reproductive isolation between two species?

LEC. 17-19 Questions

Exam 4 pt.1

Exam 4 pt.1

Lichens are made up of two different kinds of organisms living in a symbiotic relationship. The two organisms are

In the basidiomycete life cycle, the only diploid cell is the

The only fungi that have flagellated cells are the

Rhizopus nigricans is a member of the phylum

Large reproductive structures produced by some fungi are called

Mycorrhizae are a

When a lichen has a flat appearance and grows tightly attached to a rock the lichen is described as being

Mushrooms belong to the phylum

In a mycorrhizal association, the plant provides ____ to the ____.

Most fungi produce filaments called

Hyphae that contain two genetically distinct nuclei within each cell are referred to as

In the ascomycetes, meiosis occurs inside a(n)

Conidia are

The sac fungi belong to the phylum

Mendel's principle of dominance implies that

A true breeding tall pea plant is crossed with a true breeding dwarf pea plant. All of the F1 offspring are tall. What is the genotype of the dwarf parent plant?

A parent heterozygous for two traits will produce ____ types of gametes with respect to those traits.

If 76 out of 104 offspring express the dominant trait in a particular cross, the parents were most likely to be

Recessive traits

In a mycorrhizal association, the plant provides to the .