Serial dilutions can be used to estimate the total number of bacterial cells in a solution, including living and dead cells.
Answer the following statement true (T) or false (F)
False
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In receptor-mediated endocytosis, the receptors collect into a depression called a coated pit for endocytosis after the
target molecules bind to them.
Indicate whether the statement is true or false.When you bring your hand to your shoulder,
your biceps muscle ___ and your triceps muscle ___.
a. contracts---relaxes b. relaxes---contracts c. contracts---contracts d. relaxes---relaxes e. lengthens---shortens
Strictly speaking, mitosis is a division of the
a. nucleus. b. cytoplasm. c. chromosomes. d. nucleus and chromosomes. e. nucleus, cytoplasm, and chromosomes.
Each antenna complex absorbs light energy and transfers it to its reaction center, which consists of chlorophyll
molecules and ____. a. P680 b. proteins c. carotenoids d. accessory pigments e. thylakoid membranes