What are some of the unique features of the fungi that lead us to believe they are not closely related to any other group of organisms?
What will be an ideal response?
They have cells that have their cytoplasm linked together, sharing nuclei within their hyphae. They have nonmotile sperm and have cell walls made of chitin. They have mitosis occurring within the nucleus, without the breakdown of the nuclear membrane.
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The second meiotic division resembles mitosis because:
A. sister chromatids are separated during anaphase II to become the chromosomes of the daughter cells. B. microtubules attach from opposite directions to the centromere of each sister chromatid pair. C. chromosomes decondense during telophase II. D. the daughter cells have the same number of chromosomes as the parent cells. E. All of these choices are correct.
Pattern recognition is involved in innate immunity
Indicate whether this statement is true or false.
Which amino acid always begins a polypeptide (protein) during translation?
A) valine B) phenylalanine C) methionine D) arginine
Which of the following statements about lipids is FALSE?
a. They are hydrophobic. b. They are composed of C and H atoms linked by nonpolar covalent bonds. c. They are soluble in water. d. There are four major groups of lipids.