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Vitek1552 [10]
3 years ago
11

Stomach acids killing pathogens is the blank and blank systems working together

Biology
1 answer:
slava [35]3 years ago
6 0

Answer:

immune and digestive system

Explanation:

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Mechanism of double fertilization
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One sperm fertilizes the egg cell forming a diploid zygote, the other sperm fuses with the two polar nuclei forming a triploid cell that develops into endosperm 

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The concept __________ refers to the degree to which we see ourselves as feminine, masculine, transsexual--or perhaps even nonge
horrorfan [7]

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Explanation:

Gender identity is how a person sees themselves their own internal sense and personal experience of gender. Only the individual can determine their own gender identity. Gender indentity refers to the degree to which we see ourselves as feminine, masculine, transsexual or perhaps even nongender and having no gender at all. Gender identity occurs as a result of a combination of inherent and extrinsic or environmental factors; gender role, on the other hand, is manifested within society by observable factors such as behavior and impression

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Answer:

b. allele

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How is recombinant DNA technology different from cloning
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