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8090 [49]
2 years ago
12

I need help on number 2. Thank you!!

Biology
1 answer:
loris [4]2 years ago
3 0
I know how to do punnet squares, but could you show the full question please?
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Carbon dioxide emissions cause ocean acidification. Ocean acidification reduces coral growth. If ocean acidification continues,
Katena32 [7]

Answer:

B) environmental risk

Explanation:

got it right on edge

5 0
2 years ago
During which phase of mitosis are the spindle fibres formed around the sister chromatids?
Evgesh-ka [11]

Answer:

Metaphase

Explanation:

In prophase, spindle fibers start emerging from the centrosomes. In metaphase, the spindle fibers attach to the sister chromatids.

3 0
2 years ago
The light-independent reactions of photosynthesis, also known as the Calvin cycle, use and produce a variety of molecules. Sort
Margaret [11]

Molecules brought in and used in the calvin cycle - Carbon dioxide (CO_2) , Ribulose bisphosphate (RuBP)

Molecules produced during the calvin cycle that leave the cycle - a few of the glyceraldehyde-3-phosphate (G3P), NADP+

Molecules used and regenerated within the calvin cycle - most of the Glyceraldehyde-3-phosphate (G3P) , NADPH

<u>Explanation:</u>

Calvin cycle is the light independent reaction that takes place in the stroma of the chloroplast. Calvin cycle uses ATP and NADPH produced during the light reaction. Calvin cycle occurs in 3 steps, they are:

1. Carbon fixation - (CO_2) combines with Ribulose bisphosphate (RuBP) to form 2 molecules of 3-phosphoglyceric acid (3-PGA).

2. Reduction - ATP and NADPH is used to convert 3-PGA into glyceraldehyde-3-phosphate (G3P).

3. Regeneration - some G3P molecule form glucose while other regenerates to form RuBP acceptor.

8 0
3 years ago
Please help and explain.
horsena [70]
I got you :)


The molecular clock (based on the molecular clock hypothesis (MCH)) is a technique in molecular evolution that uses fossil constraints and rates of molecular change to deduce the time in geologic history when two species or other taxa diverged. It is used to estimate the time of occurrence of events called speciation or radiation. The molecular data used for such calculations is usually nucleotide sequences for DNA or amino acid sequences for proteins. It is sometimes called a gene clock or evolutionary clock.
4 0
3 years ago
You are conducting a twin study to estimate the heritability of a particular trait and have found that monozygotic twins have a
iogann1982 [59]

Answer:

The correct answer is "high heritability".

Explanation:

Concordance, is a term used in genetics to describe the probability that one of the twins have certain trait if his brother certainly has it. A high percentage of concordance, such as 75%, is translated into high heritability since monozygotic twins have identical genomic sequences. Additional information to determine heritability will be to study the exposure to similar environmental conditions, since environment can also affect the presence of certain traits.

4 0
2 years ago
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