Q4 Science - Cell Cycle

Question 1

Point where sister chromatids are joined together.

Answer 1

Centromere

Question 2

Tips of a chromosome.

Answer 2

Telomere

Question 3

It is described as the resting stage.

Answer 3

Interphase

Question 4

Initial period of growth

Answer 4

G1 - Phase

Question 5

Stands for Synthesis, it is when the DNA is synthesized to replicate.

Answer 5

S- Phase

Question 6

It is the time for more growth. It is the sub phase that separates interphase from the mitotic or M- Phase.

Answer 6

G2 Phase

Question 7

What are the Stages of Mitosis?

Answer 7

Prophase, Metaphase, Anaphase, Telophase (PMAT)

Question 8

What Phase? The nuclear membrane and the nucleolus begin to breakdown.

Answer 8

Prophase

Question 9

What Phase? Stranded chromosomes align themselves at the equator of the cell.

Answer 9

Metaphase

Question 9

What Phase? The centromere splits separating the chromatids into new, single-stranded chromosomes.

Answer 9

Anaphase

Question 10

What Phase? The cytoplasm divides, this is the final stage of mitosis.

Answer 10

Telophase

Question 11

It is the division of the Nucleus.

Answer 11

Karyokinesis

Question 12

It is the division of the cytoplasm

Answer 12

Cytokinesis

Question 13

Cell division that takes place in the ovaries and testes of animals.

Answer 13

Meiosis

Question 13

It is formed when the haploid sperm cell unites with the haploid egg cell.

Answer 13

Zygote (Diploid)

Question 14

It happens during Metaphase in Meiosis Ⅰ.

Answer 14

Synapsis

Question 15

The chromatids undergo genetic re-assortment by exchanging segments.

Answer 15

Crossing Over

Question 16

It is the production of sperm cells.

Answer 16

Spermatogenesis

Question 17

It is the production of egg cells or ova by meiosis.

Answer 17

Oogenesis