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24

A cell with 24 chromosomes divides by the mitosis. How many chromosomes are present in each of the daughter nuclei?

1

Haploid refers to _______ chromosomes of each type.

True

The mechanism of cytokinesis (division of the cytoplasm) is different in plant and animal cells.

S

During which phase of the cell cycle are the chromosomes duplicated?

True

Meiosis results in the production of 4 haploid nuclei.

Centromere

Sister chromatids are attached to each other at the_______.

Interphase

Which "phase" is NOT a formal stage of mitosis?

Telophase

During which phase does the nuclear envelope begin to reform?

Dividing

Visible chromosomes are a feature of a ________nucleus.

Mitosis

When humans donate blood, the red blood cells of the donor are replaced by_________.

G1

In terms of the cell cycle, neurons are generally "locked" in_________.

False

During mitosis, homologous chromosomes "pair."

Golgi Body

The cell wall material in the vesicles of the cell plate was "packaged" in a _______.

Mitochondrian

Which organelle is responsible for "maternal" inheritance in humans?

No

The cell wall is an intracellular cellular structure.

True

Individual genes have a specific location on a specific chromosomes.

Binary Fission

Bacteria divide by______.

Parasitic Bacteria

Bacterial diseases are caused by______.

True

Most bacteria are heterotrophic saprobes.

True

Eukaryotic cells evolved from a prokaryotic ancestor.

Bubonic Plague

Which disease ravaged the population of Europe in the 1400's?

False

At some point, viral cells divide.

False

Plant and bacterial cell walls are the same.

Prophase I

"Crossing Over" occurs during_______.

1

Human sperm cells carry______chromosome of each and every type.

Increase

Crossing over tends to______genetic diversity.

Meiosis

Oogenesis and spermatogenesis utilize______.

False

After meiosis, each gamete(sperm or egg) is_______.

Anaphase I

The centromeres DO NOT divide in meiosis as the cell moves into:

Lipids

Nile blue can be used to test for the presence of________.

False

Proteins are only found in animal tissue.

Amino Acids

Ninhydrin can be used to test for the presence of______.

Increase

If an omnivorous dinosaur began eating more plant than animal tissue, the starch concentration of its stomach contents would_______.

True

All proteins are polymers of amino acids.

Starch

Which biochemical would you not expect to find in the stomach contents of a carnivore.

False

Apples have more protein than milk.

False

Qualitatively, the biochemical profiles of plants and animals are very different.

Transmission Electron

Which type of microscope can be used to observe very small subcellular structures?

Light

Which type of microscopy uses chemical stains to add color and increase contrast?

Scanning Electron

Which type of microscope can be used to observe very small surface detail?

1000

In general, light microscopes can magnify an object up to approximately______X.

True

In general, bacterial cells are smaller than the cells of eukaryotic plants and animals.

Onion, Phloem, Xylem, Bacterial

Which type of cell has a cell wall?

Centriole

Which organelle is not found in a typical plant cell?

False

Prokaryotic cells possess a nucleus.

Golgi Body

Which organelle does not have a double membrane?

A plasma membrane

All cells possess______.

Prokaryotic

Cytoplasm lacking membrane-bound organelles is a feature of_______cells.

False

Bacterial, plant, and animal cells all have a cell wall.

Golgi Bodies

Which organelle functions in "packaging"?

True

Eukaryotic cells capable of photosynthesis would all possess at least one chloroplast.

True

Prokaryotes lack any membrane-bound organelles.

Chloroplasts

Which double membrane bound organelle is not the site of cellular respiration?

Nucleus

Chromatin is a feature of which organelle?

Nucleus

Eukaryotic chromosomes are found in the________.

Single

The endoplasmic reticulum is surrounded by a________membrane.

All eukaryotic cells

An endoplasmic reticulum is a feature of__________.

Rough

Endoplasmic reticulum with ribosomes attached is referred to as ______endoplasmic reticulum.

Chloroplasts

Starch grains are the storage form of polysaccharide. Where would you expect to find them?

Always true

The Cell Theory states that all living things are composed of cells. This statement is_________.

True

The cell theory states that all cells come from pre-existing cells.

Bacterial

In which type of cell would you expect to find cytoplasmic DNA?

True

By definition, prokaryotes do not exhibit true multicellularity.

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