subject
Biology, 26.09.2019 04:40 Jabari1946

Down syndrome results from a chromosomal abnormality where there is an extra 21st chromosome.

1 point
a.

monosomy

b.

trisomy

c.

mitotic

d.

replication

need

ansver
Answers: 1

Another question on Biology

question
Biology, 22.06.2019 07:30
Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.
Answers: 2
question
Biology, 22.06.2019 09:00
Which statement best describes the role of religion and culture in ancient medicine?
Answers: 1
question
Biology, 22.06.2019 09:00
Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.
Answers: 2
question
Biology, 22.06.2019 10:00
Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?
Answers: 2
You know the right answer?
Down syndrome results from a chromosomal abnormality where there is an extra 21st chromosome.
...
Questions
question
World Languages, 09.11.2019 19:31