Answer:
Contracted blood vessels
Explanation:
The volume of blood is reduced as the vessels are more narrow due to the contraction, so less blood reaches the respiring tissues, causing the force of blood flow to increase as there is less space for normal blood flow to occur. This means that blood pressure increases.
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Answer:
Vacuole-Stores water and waste material.
This maintains turgidity in pants.It is large in size and occupies the center of palnt's cells.
Mitochondrion- Breaks down sugars.
This breaks down sugars during cellular respiration to produce energy as ATPs.
Lysosomes-Breaks down waste materials and debris.
This removes worn out cells and organelles.It is a vital organelle.
Ribosomes-Produces proteins for the cells.
This is the site of protein synthesis through translation of transcripted mRNA in the cells.
Explanation:
The anterior pituitary receives signalling molecules from the hypothalamus, and in response, synthesizes and secretes seven hormones. The posterior pituitary does not produce any hormones of its own; instead, it stores and secretes two hormones made in the hypothalamus.
Answer:
Transfer RNA (tRNA) is a small RNA molecule that participates in protein synthesis. Each tRNA molecule has two important areas: a trinucleotide region called the anticodon and a region for attaching a specific amino acid. During translation, each time an amino acid is added to the growing chain, a tRNA molecule forms base pairs with its complementary sequence on the messenger RNA (mRNA) molecule, ensuring that the appropriate amino acid is inserted into the protein.
Explanation: