Bellringer- Monday 4/29/131. What type of cells are produced during

Meiosis?2. How many cells does Meiosis start

with?3. How many cells does Meiosis end with?4. During Prophase I, what significant

event occurs between homologous chromosomes?

MEIOSIS REVIEW

QUESTION #1

• How many chromosomes do humans have in their BODY CELLS?

ANSWER

46

QUESTION #2

• How do your chromosomes appear in your body cells?

(BE SPECIFIC!)ANSWER

IN PAIRS

QUESTION #3

•What is the specific name for the process of cell division in your body cells?

ANSWER

MITOSIS

QUESTION #4

•Where do your chromosomes come from?

(BE SPECIFIC!)ANSWER

MOM & DAD

QUESTION #5

• In the process of Meiosis how many cells do you start out with?

ANSWER

ONE

QUESTION #6

• If a diploid (body) cell in a buffalo has 60 chromosomes, how many chromosomes does its sex cells have?

ANSWER

30

QUESTION #7

•What type of cells are seen at letter D?

ANSWER

HAPLOID OR SEX CELLS

QUESTION #8

• During which phase of Meiosis I does crossing over between maternal and paternal chromosomes take place?

ANSWER

PROPHASE I

QUESTION #9

•What is the process of sperm coming into contact with an egg called?

ANSWER

FERTILIZATION

QUESTION #10

•What is another name for gametes?

ANSWER

SEX CELLS

QUESTION #11

• At the end of Meiosis, how many cells do you have?

ANSWER

4

QUESTION #12

• Human haploid (sex) cells contain 23 chromosomes. How many chromosomes do their diploid cells contain?

ANSWER

46

QUESTION #13

•What do homologous chromosomes have in common?

(BE SPECIFIC!)ANSWER

INFO FOR THE SAME TRAITS

QUESTION #14

•What is the name of this type of cell division?

ANSWER

MEIOSIS

QUESTION #15

•What are the 2 types of gametes?

ANSWER

SPERM & EGG

QUESTION #16

•What is the name of the diploid cell created when sperm fertilizes an egg?

ANSWER

ZYGOTE

QUESTION #17

•What important process happens during Prophase I, that makes Meiosis different from Mitosis?

ANSWER

Crossing Over

QUESTION #18

•Why is it important for sex cells to only have half of the chromosomes of body cells?

(BE SPECIFIC!)

ANSWER

VARATION/ ZYGOTE ONLY GETS 46 CHROMOSOMES TOTAL

QUESTION #19

•What are the phases of MEIOSIS IN ORDER!!!

ANSWERInterphase, Prophase I, Metaphase I, Anaphase I, Telophase I, Cytokinesis, Prophase II, Metaphase II, Anaphase

II, Telophase II, Cytokinesis

QUESTION #20

•What do genes determine?

ANSWER

SPECIFIC TRAITS

QUESTION #21

•What are the chromosome pairs seen in the image called?

ANSWER

HOMOLOGOUS CHROMOSOMES

QUESTION #22

• How many chromosomes are in the cells created during Meiosis?

ANSWER

23

QUESTION #23• Name 2 differences between

Mitosis and Meiosis?ANSWER

Body (diploid)/ Sex (haploid)2 cells/4 cells

46 chromosomes/ 23 chromosomesNo/ Yes Crossing over5 phases/10 phases

QUESTION #24

•What process does a Zygote go through to develop and grow?

ANSWER

MITOSIS

QUESTION #25

• How many cells does the process of Meiosis I end with?

ANSWER

2

QUESTION #26

• A human cell with 46 chromosomes is called or 2n

ANSWER

DIPLOID

QUESTION #27

• On homologous chromosomes, how are genes for specific traits arranged?

ANSWER

IN THE SAME ORDER

QUESTION #28

• A human cell with 23 chromosomes is called or n

ANSWER

HAPLOID

QUESTION #29

•When a sperm cell and egg cell meet, how many cells do they create?

ANSWER

ONE

QUESTION #30

• The process of Meiosis begins with cell(s) and ends with

cell(s) ?ANSWER

ONE, 4

QUESTION #31

• The process of Mitosis begins with cell(s) and ends with

cell(s) ?ANSWER

ONE, 2