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Llana [10]
3 years ago
5

In order for natural selection to occur, there must be variation within the population. Which statements

Biology
2 answers:
lukranit [14]3 years ago
7 0
I think its E, B and D, not sure tho.
natka813 [3]3 years ago
6 0

Answer:

E, B, D (im not sure about D, but definitely E and B)

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Witch two examples show adaptations for plants growing the desert
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Answer and Explanation:

In some, the leaves are needle-like and stomata are reduced in number and located in cavities on the epidermis. A layer of moist air builds up in the cavity. This reduces the humidity difference between the intercellular air spaces in the leaf and the immediate external environment thus reducing the rate of transpiration.

In some the epidermis of the leaves is multilayered and is covered with a thick waxy cuticle which reduces water loss through evaporation, e.g. oleander. The cuticle is normally shiny which helps to reflect solar radiation preventing the leaf from heating up rapidly.

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4 years ago
What are three types of sedimentary rocks? How do they form?
Studentka2010 [4]
Cant tell you the types, but they form from the weather elements, from being compressed, etc
7 0
3 years ago
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Directions: Consider a pedigree that is tracking an autosomal recessive trait, where two recessive alleles (tt) result in the in
Talja [164]

Answer:

I think this should be the chart you were interested in...

Explanation:

                                          Individual             Shape in              shaded

                                          phenotype           pedigrees

Male with gen. TT             PTC taster             square                No

Male with gen. Tt              PTC taster             square                No

Male with gen. tt               Non-taster             square                Yes

Female with gen. TT        PTC taster              Circle                  No

Female with gen. Tt         PTC taster              Circle                  No

Female with gen. tt          Non-taster              Circle                 Yes

*gen- genotype

4 0
3 years ago
Naturally occurring methods of recombining DNA within a species to increase variation include all BUT
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My Answer: DNA cloning.

Hope I helped! :D
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Which statement about vacuoles is true?
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4 0
4 years ago
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