1201 Exam Review

1201 Exam Review - B iology Final Questions 1 Weakest...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Biology Final Questions 1. Weakest bond— hydrogen 2. Action pot. Uses channels before pumps 3. Hyper--- K 4. Depol--- Na 5. Hormones- all of the following true except: my answer was communication from organism to organism 6. Target cells- have specific receptors ; only cells with receptors for a particular secreted molecule are target cells 7. Sensory adaptation – the tendency for sensory neurons to become less sensitive when stimulated repeatly. 8. In a voltage gated K+ channel, there are ___ gates 1 9. In voltage gated Na+ how many gates are there? 2 10. Krebs cycle substrate level ATP; Glycolysis- substrate level; Electron transport chain- oxidative phosphorylation 11. Glycolysis takes place in the ____ cytoplasm; Kreb cycle takes place in the mito chondrial matrix in eukaryotes and cytosol of prokaryotes. Electron transport chain – in eukaryotes inner membrane of mitochondria, and in prokaryotes it takes place in plasma membrane. 12. Photosynthesis- something in the beginning of the picture where light strikes- photosystem II 13. Where is the pituitary gland located? Chest, top of throat, above kidney? In the back of the brain 14. Chemical signaling in plants work in…- choices antagonistic pairs, other pairs 15. Leg pic from online quiz- motor neuron, sensory neuron, … pg. 1066 16. What is the longest part of a neuron? Axon ? Dendrites?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
17. What makes up the CNS? Brain and spinal cord , spinal nerves, motor and sensory neurons, all of the above? 18. Phenotypic ratio of Dd, Ff X dd, Ff. what percentage of offspring will have dd, Ff? 1/4 19. If two pea seeds are heterozygous to dominant yellow pea seeds, what is the expected ratio for the offspring to have yellow: green? 3:1 20. Protein signal molecules affect target cells because they have the receptors that are specific to that molecule 21. Picture of some x ray looking thing and they asked about lengths of letters pg. 1107 22. What’s affect when muscle contracts? (what letter) 23. Picture of like rod and cones , horizontal cell, amacrine cell pg. 1104 24. Ca++; determines if the muscles contracted or not. When bound to the troponin, they expose myosin-binding sites and allow myosin heads to bind to actin and pull towards center of sacromere. If there is no Ca++; then the muscle is relaxed—no contraction. 25. Excited neurons-
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 8

1201 Exam Review - B iology Final Questions 1 Weakest...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online