1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Makovka662 [10]
3 years ago
6

When does crossing over occur in meiosis

Biology
1 answer:
DerKrebs [107]3 years ago
6 0

Answer:

Crossing over occurs during prophase I of meiosis before tetrads are aligned along with the metaphase I.

You might be interested in
Although they do not have recent common ancestors, birds and bats have similar body shapes necessary for powered flight. what pa
GrogVix [38]
<span>The pattern of evolution this relationship presents is, convergent evolution. </span>
7 0
3 years ago
Which process is part of the carbon cycle and is least dependent on the water cycle?
Anna71 [15]

Answer:

oxygen

Explanation:

we need oxygen don't mind me

5 0
3 years ago
Plz help
arsen [322]

i think is

The predators’ survival depends on biotic factors.

5 0
4 years ago
Read 2 more answers
10 POINTS
Alex73 [517]

Answer:

A  natural selection

D Plate techtonics

Explanation:

Movement of the plates over Earth’s surface is termed plate tectonics. Plates move at a rate of a few centimeters a year, about the same rate fingernails grow.

The idea that organisms can evolve by micro and macro evolution is a fact. However there is no definite factor to what produces evolution.

Natural Selection is a theory because it is backed by observable evidence but is not considered the definite cause as to why organisms can evolve due to surrounding debate

5 0
4 years ago
Which of these is a pure substance that cannot be broken down by a chemical reaction?
Amiraneli [1.4K]

Answer: Element

Explanation: An element is a pure substance that cannot be separated into simpler substances by chemical or physical means.

Each element has unique physical and chemical properties.

Plz mark brainliest:)

5 0
4 years ago
Other questions:
  • What are two factors that increase a woman's risk for breast cancer? Maintaining a healthy weight and exercising regularly Eatin
    5·1 answer
  • Which of the following techniques is used by researchers to carry out DNA replication in vitro?
    9·1 answer
  • Natural selection suggests that creatures with mutations disadvantageous to survival will not live to reproduce, yet there are e
    10·1 answer
  • A third-grader decided to breed guinea pigs for her school science project. She went to a pet store and bought a male with smoot
    5·1 answer
  • What would happen if glycolysis stopped happening in a cell?
    15·2 answers
  • What pathological condition does ms. moore have? look this condition up in a reference source?
    13·1 answer
  • According to the phylogenetic tree, which domains are more genetically related?
    5·1 answer
  • How many times does chromosomes separation occur in meiosis
    6·2 answers
  • Gregor Mendel’s research formed the basis of the field of
    9·2 answers
  • in its second messenger role, cAMP activates enzymes called ____________, whose jobs is to regulate other enzymes by adding phos
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!