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TLS Online TPP Program

#Question id: 7292

How is plant cell cytokinesis different from animal cell cytokinesis?

#Unit 5. Developmental Biology

  1. The contractile filaments found in plant cells are structures composed of carbohydrates; the cleavage furrow in animal cells is composed of contractile proteins.

  2. Plant cells deposit vesicles containing cell wall building blocks on the metaphase plate; animal cells form a cleavage furrow.

  3. The structural proteins of plant cells separate the two cells; in animal cells, a cell membrane separates the two daughter cells.

  4. Plant cells divide after metaphase but before anaphase; animal cells divide after anaphase.

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TLS Online TPP Program

#Question id: 4161

#Unit 3. Fundamental Processes

The link between an activated amino acid and tRNA is an __ bond between the __ of the amino acid and a hydroxyl group of the tRNA.
TLS Online TPP Program

#Question id: 5676

#Unit 5. Developmental Biology

The importance of dynein can be seen in individuals with a genetic syndrome known as the Kartagener triad. which of the following statement is correct?
TLS Online TPP Program

#Question id: 12332

#Unit 10. Ecological Principles

With a few exceptions, most of the food chains studied by ecologists have a maximum of how many links?
TLS Online TPP Program

#Question id: 7279

#Unit 5. Developmental Biology

X chromosome number alone is the primary sex determinant in normal drosophila because:
TLS Online TPP Program

#Question id: 18013

#Unit 13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get At least one correct answer.