ALL IN ONE PACKAGE DEAL FOR BIOLOGY 171 EXAMS WITH COMPLETE SOLUTIONS

abiotic factor—non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems aboveground biomass—all living biomass that is located above the ground belowground biomass—all living biomass of live roots biodiversity—the variabilit...

● Autosome: ○ Any chromosome not considered as a sex chromosome, or is not involved in sex determination. ○ It occurs in pairs in somatic cells and singly in sex cells (gametes) ● Bivalent: ○ a pair of homologous chromosomes. ● Drosophila melanogaster: ○ a species of fruit Fly m...

1. Recognize course personnel, understand their role in the course, be able to access all required course materials and understand course grading structure. Answer: Make sure to read the syllabus. 2. All living organisms have these 4 characteristics: a. Complexity - made up of cells, excrete was...

BIOLOGY 171 LECTURE 5_10 STUDY QUESTIONS FOR EXAM 2 WITH VERIFIED ANSWERS

BIOLOGY 171 EXAM 3 VOCABULARY LECTURE 13_17adaptive radiation—process in which organisms diversify rapidly from an ancestral species into a multitude of new forms (usually with ecological opportunities and morphological innovations) animals Archaeopteryx—oldest known fossil bird of the late J...

Autosome—any chromosome not considered as a sex chromosome, or is not involved in sex determination (occurs in somatic cells) Bivalent—a pair of homologous chromosomes in synapsis during meiosis Drosophila melanogaster—a species of fruit fly used in genetics because of the large size of its...

1. Explain what the “Cambrian explosion” represents, when it occurred, and how it is an example of an adaptive radiation. Represents: gradual event, with animals increasing significantly in size and diversity over about 60 million years When: 542 MYA Example of adaptive radiation: viewed as...

Lecture 1: Characteristics of life, genetic material,3 domains, and the tree of life List the characteristics that all living organisms have; describe how biologists distinguish living organisms from non-living entities Living things are - Complex, made up of cells - With spatial organization o...

Mendel’s First La w: Law of Segregation: each gametes gets one allele for each gene ◆ Allows us to predict outcomes with punnett squares Mendel’s Second La w: Law of Independent Assortment: genes on different chromosomes assort independently of each other ◆ Also applies to more than 2 ...

All Living Organisms … ◆ Acquire energy & matter from their surroundings ◆ Made of a cell ◆ Have the ability to reproduce ◆ Have populations that can evolve ◆ Respond to the environment ◆ Metabolism that is anaerobic or aerobic ◆ Have DNA ◆ Are carbon & water based Are vi...

1. List the characteristics that all living organisms have; describe how biologists distinguish living organisms from non-living entities. Characteristics of all living organisms: ● Has potential to reproduce ● Responds to environmental stimuli ● Composed of 1 or more cells ● Contain g...