Biology question and answers for July 12, 2024
- Q If a cell contained a mutation in the gene that encodes FtsZ which process would be affected Multiple Choice Prophase Septation DNA Synthesis Cytokinesis
- Q Multiple Choice A protein that destroys cohesin through its protease activity A protein that marks a protein called securin for destruction A protein that is part of the cohesin complex...
- Q At what checkpoint s does the cell arrest in response to DNA damage Multiple Choice G2 M G2 M and spindle G1 S and G2 M spindle
- Q 16 This is the stage of mitosis characterized by the alignment of the chromosomes in a ring along the inner circumference of the cell 25 oints Multiple Choice Metaphase Interphase...
- Q 2 You are conducting a genetic screen using Caenorhabditis elegans embryos to isolate mutations affecting anaphase A Therefore you need to look for embryos in with Multiple Choice the centromeres...
- Q Help Save Exit Submit 9 A cell biologist produces a karyotype of mouse somatic cells arrested in mitosis She sees 40 chromosomes which is completely normal for mice Based on...
- Q Multiple Choice 46 pairs of sister chromatids and 184 individual DNA molecules 46 pairs of sister chromatids and 46 individual DNA molecules 46 pairs of sister chromatids and 92 individual...
- Q b 5 52 nts Multiple Choice 16 222 32
- Q 5 These structures are held together by cohesin Multiple Choice Homologous chromosomes Sister chromatids Solenoids
- Q A scientist wants to study histones Histones are Multiple Choice proteins that regulate checkpoints in the mitotic cell cycle proteins that serve as the spindle fiber to pull sister chromatids...
- Q Meerkats inside outside 4 How do Meerkats a placental mammal differ from marsupial mammals like Wallabies these are over in the Kids Zone if you want to brave that area...
- Q 4 Rank these three groups Pinnipeds Cetaceans Lutrines according to how well adapted each group is to living in the oceans Hint use the foot fin structure as a proxy...
- Q 2 The slimy skin of these amphibian help them exchange gases through their skin In a dry climate the skin would obviously be susceptible to dessication What other aspect of...
- Q Octopus Mid level 2 Octopuses are molluscs that have lost in an evolutionary sense their shell Are molluscs proterostomes or deuterostomes
- Q Fish mid level 3 Examine the smaller non tetrapod marine vertebrates i e fish swimming in any of the tanks at this level Take a close look at the structure...
- Q Madagascar Hissing Cockroaches outside 3 Identify two characteristics that make these arthropods
- Q 2 Whales the Cetaceans represent a second group of mammals that returned to the oceans Describe the body shape of a whale by looking at the skeleton overhead over by...
- Q Either pick up an urchin or have a staff person do it and observe the tube feet What does the urchin use the tube feet for and how do they...
- Q 1 The walrus the sea lion and the seal all belong to a group called the Pinnipeds meaning fin foots on the Carnivore branch Their modification of the basic tetrapod...
- Q 6 Along with Placoderms Sharks and rays constitute one of the vertebrates The gill slits are very visible on sharks What function is the shark performing look closely with respect...
- Q Part II Discovery Hut Rhinoceras Iguana 1 Watch the iguana for a little while Describe the posture of this creature i e how the limbs are attached to the trunk...
- Q Which of the following events occurs during prophase A nucleus reforms B Chromosomes split C chromosomes line up
- Q If a human diploid cell and a human haploid cell somehow managed to fuse together and not lose any of the chromosomes how many chromosomes would be inside the newly...
- Q 2 points 1 3 Name the two rod like structures labeled 3 Kinetochore Centromere Sister chromatids Histone Nucleosome
- Q Glycolysis results in the production of CO2 the conversion of glucose to pyruvic acid a net loss of two ATPs per glucose molecule conversion of NADH to NAD
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