Answer the following statements true (T) or false (F)
1. In eukaryotic cells the electron transport system occurs in the mitochondria.
2. In prokaryotic cells the electron transport system occurs in the mitochondria.
3. Chemiosmotic phosphorylation occurs when protons pass through ATP synthase and combine with oxygen and electrons to make water.
4. Substrate-level phosphorylation occurs when protons pass through ATP synthase and combine with oxygen and electrons to make water.
5. Anaerobic respiration uses oxygen as its final electron acceptor at the end of the electron transport chain.
1.TRUE
2.FALSE
3.TRUE
4.FALSE
5.FALSE
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Chlorophyll is comprised of a central ________ containing a(n) ________ ion and a(n) ________ side chain.
Fill in the blank(s) with the appropriate word(s).
If all the offspring of a testcross are alike and resemble the organism being tested, then that parent is
a. homozygous dominant. b. homozygous recessive. c. heterozygous. d. recessive. e. incompletely dominant.
Which one of the following segments of the typical cardiac cycle is the briefest?
A) atrial systole B) atrial diastole C) ventricular systole D) ventricular diastole E) macular systole
Peas (Pisum sativum) were well suited for Mendel's breeding experiments for all of the following EXCEPT
a) many of the characteristics that vary in pea plants are controlled by single genes b) peas have a particularly long generation time c) peas exhibit variations in a number of observable characteristics, such as flower color and seed shape d) it is easy to obtain large numbers of offspring from any given cross e) Mendel and his staff could control the pollination between different pea plants