Biology Homework Solutions

Various forms for fungus

1. Describe the structure of a multi-cellular fungus. Identify the vegetative and reproductive portions of the fungus. 2. Distinguish between sexual and asexual fungal spores. Give examples of each type of spore. 3. Describe the reproductive mechanisms of yeasts 4.What ace the imperfect fungi? 5. How do fungi digest their ...continues

Biology Questions

1. Cite six ways in which fungi are (a) beneficial to humans, and (b) harmful to humans. 2. A lichen is a symbiotic relationship that most often involves which two organisms? 3. Karyogamy in the basidiomycetes results in the production of what? 4. Fungi are non-motile. How are they dispersed to new areas? 5. What fungai ...continues

Biology questions involving plant life

1. Why do mosses and ferns both require free water to complete their life cycles? At what stage of the life cycle is the water required? Do angiosperms also require water to complete their life cycles? What are the reasons for the difference? 2. How are cells of a liverwort supplied with water? 3. Flowering plants evolved s ...continues

Biology Multiple Choices Questions

1. During the transcription of a certain protein, an extra cytosine was placed into a gene region, throwing off the correct amino acid sequence. What type of mutation occurred? A. Transposon B. Insertion C. Base-pair substitution D. Deletion 2. DNA requires which of the following? A. Sunlight C. Protein synthase B. ...continues

Biology Questions

6. In the absence of specific carrier proteins, which of the following can diffuse readily across the plasma membrane of a cell? ATP, glucose, amino acids, fatty acids, water, gases, proteins, ions, polysaccharides, glycerol, hemoglobin, ethanol. 7. Using artificial liposomes researchers showed that phospholipid bilayer m ...continues

anthropology multiple choice questions

1. Which of the following is characteristic of the anthropological approach? a. an emphasis on biological explanations of cultural variation b. ethnocentrism c. an emphasis on shared customs and institutions d. an emphasis on the individual e. all of the above 2. Anthropologists generally consider cultural ...continues

Write a Good Hypothesis

I'm trying to write a good hypothesis and I'm having trouble wording this particular one: HYPOTHESIS: A reagent added to the food sample/solution, should indicate the presence of a simple sugar, starch or protein by changing color while a food sample/solution placed on a piece of brown paper will remain translucent in the pre ...continues

Please help

(Just need answers) 1. The only vascular structure to pass between the superior mesenteric artery and the aorta on a transverse scan is? a left hepatic vein b left gastric artery c left renal artery d left renal vein e right hepatic vein 2. The inferior vena cava terminates in the? a portal vein b portal artery c h ...continues

answers please

1. Populations are distinguished from other populations by their: a. collective phenotypes. b. collective genotypes c. gene frequencies d. gene pools e. all of the above 2. The Hardy-Weinberg formula allows geneticists to determine a population's gene frequencies from direct observation of its _________ ...continues

Gene regulation in eukaryotes includes all of the following levels of control

(I) Gene regulation in eukaryotes includes all of the following levels of control except: a. controls that affect the rate of gene transcription. b. Controls that govern cutting and splicing g of mRNA transcripts. c. Controls that affect the precision of mRNA transcription. d. Controls that regulate which mRNA transcripts wi ...continues

Browse