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Ostrovityanka [42]
3 years ago
11

When people exercise, their body cells build up more waste quickly. Which two body systems work

Biology
1 answer:
Sliva [168]3 years ago
7 0
Respiratory and circulatory systems work hand in hand to expel wastes. respiratory system removes CO2 and the circulatory uses the blood as a medium to move excess salts and water from source to sink.
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A parent with the blood type A (genotype AO) and a parent with blood type B (genotype BO) have children with blood types A, B, a
garik1379 [7]

Answer:

Co-dominance because he expresses both of the alleles simultaneously

Explanation:

The ABO blood group system is used by humans. This blood group type is controlled by multiple alleles. Alleles A and B are both dominant over allele O but are co-dominant. Co-dominance is a type of inheritance pattern in which two alleles of a gene both express themselves i.e. neither is recessive.

This is the case of this family whose parents have a genotype of AO (blood type A) and BO (blood type B) respectively. The children have blood types A, B, and AB. However, the child with genotype AB possesses both the A and B allele, which are both expressed in his blood group (phenotype), hence, it can be said that the child is exhibiting CO-DOMINANCE for the blood group trait.

4 0
3 years ago
For an experiment studying the rate of photosynthesis in water plants, a water plant was placed in a beaker of water and set 10
Leto [7]

Answer:

The further away means it gets a weaker source if light and less reaches it.

Explanation:

Since the plant produces oxygen in photosynthesis, you can use this to measure the rate of photosynthesis. Which is affected by light and it's availability.

5 0
3 years ago
What type of organism uses chitin for structure and support?
Evgen [1.6K]

Answer:

fungi

Explanation:

6 0
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Describe one of the three types of volcanoes we discussed today.
bezimeni [28]

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The types of volcanoes that I am aware of are dormant, active, and extinct. Active volcanoes are volcanoes that have erupted in the past 10,000 years. Dormant volcanoes are active volcanoes that are supposed to erupt in the future. Extinct volcanoes are volcanoes that have not had an eruption in the last 10,000 years and is not expected to erupt.

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A knife with a sarp edge that has saw like notches or teeth used to slice bread, fruits and vegetables​
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Serrated Knife?? i’m not sure if this is right
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