問題一覧
1
the sites of photosynthesis in a plant cell. They contain chlorophyll,
chloroplast
2
The gel-like substance within the cell membrane. It contains water, Salt
cytoplasm
3
This network of fibers throughout the cytoplasm helps the cell maintain
cytoskeleton
4
responsible for manufacturing, storing, and shipping certain cellular products, including proteins.
golgi complex
5
These hollow rods, tubular fibrillar structures of indefinite length with cylindrical walls od
microtubules
6
membrane-bound structure that contains the cell's hereditary information (DNA).
nucleus
7
darkly staining material suspended within the karyoplasm or nucleoplasm.
chromatin
8
are tiny, single membrane-bound structures that contain enzymes that produce hydrogen peroxide as a by-product.
peroxisomes
9
role in both catabolic and anabolic pathways in plants. It breaks the fatty acid
glyoxysomes
10
Consisting of RNA and proteins, ribosomes are responsible for protein assembly.
ribosomes
11
This plant cell organelle provides support for and participates in a variety of cellular functions, including storage, detoxification, protection, and
vacuole
12
contains dissolved substances such as the anthocyanins
cell sap
13
form of waste products of metabolism in
crystals
14
fine, needle like crystals occurring singly or in cluster, scattered, or enclosed in a sac as in gabi or other succulent
raphide
15
Metabolic changes prepare the cell for division. Phase
g1
16
DNA synthesis replicates the genetic material. Phase
s
17
Metabolic changes assemble the cytoplasmic materials necessary for mitosis and cytokinesis. Phase
g2
18
nuclear division (mitosis) followed by a cell division (cytokinesis). Phase
metaphase
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duplicates itself to form two daughter centrosomes that migrate
centrosome
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forms the spindle fibers that constitute the mitotic spindle. - chromosomes condense into compact structures.
microtubules
21
The chromosomes, led by their centromeres, migrate to the equatorial plane in the midline of the cell -
prometaphase
22
chromosomes become shorter and thicker, and their two-stranded nature once more becomes apparent D2
prophase
23
The coils of the chromatids (now called chromosomes again) relax so that the chromosomes become longer and thinner. ONE DNA MOLECULE (2) New nuclear envelopes and nucleoli appear for each group of chromosomes dv 2
telophase 2