How is the polymerase chain reaction useful in dna fingerprinting?

Which cell type does not belong in this group? a. erythrocyte b. lymphocyte c. monocyte d. eosinophil

When a somatic cell has both sets of chromosomes it is called

Identify the characteristics of protists. Check all that apply. multicellular unicellular autotrophic heterotrophic mobile stationary prokaryotic eukaryotic

When traits inherited from both parents are expressed, the alleles are said to have A. homozygous recessive alleles. B. polygenic inheritance. C. incomplete dominance. D. mutations.

An etiologist is investigating a new disease and observes what appear to be bacteria inside tissue cells in clinical samples from victims. What is the first thing he has to do to try to identify the causative agent of the infectious disease?

Which of the following statements is not true about absorbency use to soak up different leagues and

DNA replication results in: Group of answer choices 2 DNA molecules that each contain a strand of the original 1 new molecule of RNA 1 new DNA molecule, 1 old molecule is conserved 2 completely new DNA molecules

5. Which is the first step of the scientific method?

Identify the four postulates of natural selection. Select all that apply. 1. Individuals in a population all possess the same traits. 2. All individuals in a population have equal reproductive success. 3. Some trait differences are heritable. 4.

Competition is central to the theory of natural selection. why does competition occur?