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which of the following is part of the cell duplication machinery found in animal

ID: 64981 • Letter: W

Question

which of the following is part of the cell duplication machinery found in animals, but not in plants?

a)cell plate b)centrosome c)microtublar organizing center d)lysomes

What are the three cell cycle checkpoints? S, Prophase onset, G0,M, G2,G1

Human somatic cells normally have 46 chromosomes. How many chromosomes does a cell in anapahse (followng splitting os centromeres and prior to cytokinesis) have? a.92 b.46 c.23 d.96

The process of chromosome distribution between two daughter cells is known as: a)mitosis b)Mphase c)cell cycle d)cytokinesis

How many chromosomes are there in a human egg cell just prior to ovulation?

In plant cells, cytokinesis takes place by formation of a ____________, whereas in animal cells, the ______________ is responsible for cytokinesis?

What is the function of the kinetochore microtubules in mitosis? a)hey are involved in coiling and condensation of chromosomes b)separation of chromosomes. c)cytokinesis d)They are involved in the G2 checkpoint.

Under the compound light microscope, which of the following structures is visible in the mitotic cell, but is not visible in interphase. a)nucleolus b.nuclear membrane c.chromosomes d.lysomes

Which of the following is NOT part of a prophase chromosome? DNA, a)chromatid b)kinotechore c)connexin proteins d)centromere e)centrosome

Gene duplication, or DNA replication tekas place during?

During a process known as __________________, a piece of one chromosome can break off and attach to a different chromosome.

The fusion of two games is known as?

a haploid cell that participates in the fertilization process (check all that apply): germ cell, zygote,gamete,sperm somatic cell,egg

Members of a homologous pair of chromosomes: a)are only found in haploid cells.b)contain identical genetic information. c)separate to opposite sides of the cell during mitosis. d)are identical in size and appearance.

At the end of the first meiotic division, each chromosome consists of: a) chiasmata b)a pair of homologues c) four copies of each DNA molecule D)two sister chromatids

Secondary spermatocytes form from: a)the process of meiosis II b)repeated mitosis c)when an individual is born D)the process of Meiosis I

Explanation / Answer

Q1). Wwhich of the following is part of the cell duplication machinery found in animals, but not in plants?

b)centrosome

Q2)What are the three cell cycle checkpoints?

M, G2,G1

Q3). Human somatic cells normally have 46 chromosomes. How many chromosomes does a cell in anapahse (followng splitting os centromeres and prior to cytokinesis) have?

a.92

Q4). The process of chromosome distribution between two daughter cells is known as:

a)mitosis

Q5). How many chromosomes are there in a human egg cell just prior to ovulation?

23 chromosomes

Q6). In plant cells, cytokinesis takes place by formation of a cell plate, whereas in animal cells, the cleavage furrow is responsible for cytokinesis?

Q7). What is the function of the kinetochore microtubules in mitosis?

b)separation of chromosomes.

Q8). Under the compound light microscope, which of the following structures is visible in the mitotic cell, but is not visible in interphase.

c.chromosomes

Q9). Which of the following is NOT part of a prophase chromosome?

c)connexin proteins

Q10). Gene duplication, or DNA replication tekas place during?

S-phase

Q11). During a process known as Translocation, a piece of one chromosome can break off and attach to a different chromosome.

Q12). The fusion of two games is known as?

Fertilization

Q13). a haploid cell that participates in the fertilization process (check all that apply):

gamete, sperm, egg

Q14). Members of a homologous pair of chromosomes:

d)are identical in size and appearance.

Q15). At the end of the first meiotic division, each chromosome consists of: a

D)two sister chromatids

Q16). Secondary spermatocytes form from:

a)the process of meiosis II