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yKpoI14uk [10]
3 years ago
7

Is baking a cake a chemical or physical change?

Biology
2 answers:
aleksandrvk [35]3 years ago
8 0
It is chemical because of the heat and gas which causes air bubbles
ASHA 777 [7]3 years ago
6 0
Yes, baking a cake is a physical change.
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Put the following events in the order that they occur for a digital recording to become sound waves through a speaker
dlinn [17]

Answer:

1) sound is encoded on a digital recording as an electrical signal.

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3 years ago
In garden pea plants, purple flowers (P) are dominant to white flowers (p), and full pod shape (F) is dominant to constricted po
kifflom [539]

Answer:

The phenotypes are as follows

Purple, full- 9

Purple, constricted- 3

White, full- 3

White, constricted- 1

Genotype of parents are PpFf, each produce the following gametes: PF, Pf, pF and pf.

Explanation:

This is a dihybrid cross involving two distinct genes. One coding for flower color and the other for pod shape. The allele for purple color (P) is dominant over the allele for white color (p) while the allele for full pod (F) is dominant over the allele for constricted pod (f).

In a cross between two heterozygote parents i.e. PpFf × PpFf, each parent will produce the following gametes: PF, Pf, pF and pf. Using these gametes in a punnet square (see attached image) the following 16 offsprings will be produced in a phenotypic ratio: 9:3:3:1

Purple color, full pod- 9

Purple color, constricted pod- 3

White flower, full pod- 3

White flower, constricted pod- 1

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4 years ago
The most important primary producers in marine ecosystems are _____. The most important primary producers in marine ecosystems a
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Definitely C) she did not have enough information to prove her theory to be right.
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