What are protists - Study guides, Class notes & Summaries

Adaptation- - correct answersThe adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. Aerobic- - correct answersA process that requires oxygen. Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). - correct answers amino acids - - correct answersA small organic molecule with the stru...

Bio 172 Exam 1 Questions and Answers Already Passed **Describe the events in a sexual cycle and explain its significance.** **Events:** - Formation of haploid gametes (1n). - Fertilization (syngamy) of gametes. - Formation of a diploid zygote (2n). - Recombination occurs during gamete formation. **Significance:** The sexual cycle leads to genetic variation through recombination, ensuring species adaptability and survival. **Identify the first supergroup.** **First Supergro...

BSC 1005 Midterm Exam - Questions and Answers Facilitated diffusion across a biological membrane requires _____ and moves a substance _____ its concentration gradient. Transport proteins Down. The act of a white blood cell engulfing a bacteruim is _____. Phagocytosis An enzymes function is dependent on its ______. Shape. Diffusion ______. Proceeds until equilibrium is reached. Which of the following processes could result in the net movement of a substance into a cell, if the substance is more ...

What is the science of describing, categorizing and naming organisms? A. systematics B. taxonomy C. cladistics D. phenetics correct answers B. Taxonomy What is the primary reason protists and bacteria are grouped into different domains? A. protists are made of cells but bacteria are not B. bacteria are unicellular but protists are multicellular C. bacteria lack a nucleus but protists have a nucleus D. protists are photosynthetic but bacteria are not E. protists eat bacteria correct...

Biology 117 WVU Exam 2 Questions and Answers Already Passed What are the three domains of life? Bacteria, Archaea, Eukarya Which groups are more closely related from an evolutionary standpoint? Archaea and Eukarya What are the three different shapes of bacterial cells? 1) coccus- spherical 2) bacillus- rod shaped 3) spirilla- wavy/ corkscrew shaped What are the three different ways in which bacteria arrange themselves in colonies? 1) diplo- divide but stay attached to each oth...

FSE 120 Final Exam Latest Update Graded A+ What field of science focuses on microorganisms and their interactions with their surroundings? Microbiology What is the branch of science dedicated to studying bacteria? Bacteriology Which area of study is concerned with rickettsia? Rickettsiology What scientific discipline involves the study of viruses? Virology What field examines protozoa, often referred to as "animal-like" protists? Protozoology 2 What is the study of...

What are protists? correct answers Single-celled eukaryotes that assist in primary production What is the difference between a protist and a protozoan? A. Protozoan are heterotrophs that feed on other organisms B. All protozoan are protists correct answers A. Protozoan are heterotrophs that feed on other organisms B. All protozoan are protists Historically, protists have been classified as: A. Trophozoites and plankton B. Protozoans, algae, and water molds correct answers B. Protozoan...

Autotrophs Correct Answer-sustain themselves without eating anything derived from other organisms. - the producers of the biosphere - make organic material from CO2 and other non organic shit photoautotrophs Correct Answer-Organisms that use light as a source of energy photosynthesis. Correct Answer-Conversion of light energy from the sun to make organic molecules Heterotrophes Correct Answer-are organisms that obtain their energy from consuming all or parts of other organisms ar...

What are the events that take place in a sexual cycle and why is this cycle significant? Ans: -Gamete formation (1n Haploid) -Fertilization (Syngamy) of gametes. -Zygote formation. Zygote is first 2n (Diploid) cell. Then recombination occurs (Basically, Haploid cells (Gamete and spirm) form to create Diploid cell (Zygote)) What is the first supergroup? Ans: Excavata What is asexual reproduction? Ans: One parent, and offsprings are identical clones to parent. What are the 3 organisms of...

Bio 114 Exam 2 Questions and Answers Already Passed What characteristic sets bacteria apart from archaea? Bacteria are distinguished by having peptidoglycan in their cell walls, a feature absent in archaea. How would you define a synapomorphy? A synapomorphy is a trait shared by members of a specific monophyletic group but not found outside that group. In ocean ecosystems, who are the primary producers? Photosynthetic protists are the main primary producers. Why are protists ...