Science Assignment-4. Concept of Species

1. the form or appearance of an organism 2. the separation of organisms by some type of barrier 3. with bias

3. Subjective 2.Reproductive 1.morphology

If you were to classify the many breeds of dogs by morphology, what would be inferred regarding species?

The numerous varieties might be classified as distinct species.

The concept of reproductive isolation relates more toward genetic ______________ to distinguish between species.

differences

Which of the two methods for determining the species taxon would involve greater subjectivity?

morphology

Select all that apply. Are horses and donkeys of the same species?

no, according to reproductive isolation yes, according to morphology

Horses and donkeys are not of the same species when defined by reproductive isolation because:

offspring of a horse and donkey are unable to reproduce

The complexity of life, combined with our limited knowledge:

sometimes prevents conclusive classification

Select all that apply. The classification of species by morphology involves:

structure shape colors physical traits

Information that depends more on the scientist's feelings and thoughts than on actual observations is said to be ____________.

subjective

Select all that apply. Regarding the relationship of horses to donkeys:

they are identical species according to the concept of morphology they are separate species according to the concept of reproduction

Taxonomy is a rigorous, objective science.

False

The exact boundaries, limitations, and meaning of species is now known and agreed upon universally.

False

The lowest rank of taxa is the _________.

Species

According to reproductive isolation, all the varieties of dogs would be considered as one species.

True